How do you find out if angle A is a right angle?

How Do You Find Out If Angle A Is A Right Angle?

Answers

Answer 1

Answer:

Calculate the distance of AB, AC and BC. Then use the pythagorean theorem to see if AB^2 + AC^2 = BC^2

If it does, angle A is a right angle.


Related Questions

Tell whether the figure is a polygon. If it is a polygon, name it by the number of its sides.
O polygon, hexagon
O polygon, dodecagon
polygon, decagon
O not a polygon

Answers

it is a polygon and it would be a decagon since there are 10 sides

Answer:

It is a polygon, hexagon.

Step-by-step explanation:

Types of polygons include: Triangle, quadrilateral, Pentagon, hexagon, heptagon, octagon, nonagon, and decagon. a hexagon has 6 sides this has 8 so it isn't a hexagon but it can be a decagon so it's the second answer.

I
Graph the direct variation equation. Y=1/3x
Which graph is correct

Answers

It’s A , or the first graph

Please answer and explain

Answers

Answer:

Step-by-step explanation:

(fog)(x) = f[g(x)]

(fog)(x) = f[(4/x - 5)]

(fog)(x) = 1 / ((4/x - 5) - 9)

(fog)(x) = 1 / (4/x - 14)

(gof)(x) = g[f(x)]

(gof)(x) = g[1/(x - 9)]

(gof)(x) = (4/ 1/(x - 9)) - 5

(gof)(x) = (4•(x - 9)/1) - 5

(gof)(x) = (4x - 36) - 5

(gof)(x) = 4x - 41

A. What is the formula for exponential growth?
B. What does each variable mean?


Please someone help!!! It’s for my final pleaseee!!!

Answers

Answer:

A. exponential growth or decay function is a function that grows or shrinks at a constant percent growth rate. The equation can be written in the form f(x) = a(1 + r)x or f(x) = abx where b = 1 + r. ... r is the percent growth or decay rate, written as a decimal, b is the growth factor or growth multiplier.

pocket folders are $0.39 each at the store. If Carolyn paid $7.02, how many did she buy?

Answers

Answer:

18 pocket folders

Step-by-step explanation:

divide 7.02 by .39

Which of the diagrams shows an exponential graph?

Answers

Answer:

Diagram "C"

Step-by-step explanation:

The curve eventually shows that it is an exponentially graph

Identify the domain and range of each relation. Is the relation a function?
x y
5 3
8 6
10 11

Answers

Answer:

No

Step-by-step explanation:

Considering domain and range of a function, we first have to create the function based off the given points.

So this would mean first having to find the slope of the equation, which would be using the slop/point formula of [tex]\frac{y_{1} -y_{2} }{x_{1} -x_{2} }[/tex]

Taking the first 2 points, it would make the equation as follows:

[tex]\frac{y_{1} -y_{2} }{x_{1} -x_{2} } = \frac{6-3}{8-5} = \frac{3}{3} = 1[/tex]

To be sure, we take the 2nd pair of points (point 2 and point 3) and make the equation with those as well.

[tex]\frac{y_{1} -y_{2} }{x_{1} -x_{2} } = \frac{11-6}{10-8} = \frac{5}{2} = 2.5[/tex]

Since these 2 slopes do not match, this set of relations cannot be a function, and therefore a domain/range cannot be found.

A boat is moored at a dock, as shown in the figure.

What is the length of rope A?

Note: The triangle formed is a right triangle.




8.3 ft


10.5 ft


12.3 ft


8.6 ft

Answers

Answer
12.3

Explanation

cos35=Side adjacent to 35/hypotenuse

=0.81915204428=A/15
A=0.81915204428x15
A=12.2872806642

12.3ft

Answer:

12.3

Step-by-step explanation:

i took the quiz

The table shows the results for spinning the spinner 80 times. What is the relative frequency for the event​ "spin a 3​"?

Answers

Answer:

0.267

Step-by-step explanation:

the answer is 0.267

The table shows the results for spinning the spinner 80 times. The relative frequency for the event​ "spin a 3​" is 0.32.

How to find the relative frequency?

Relative frequency is the ratio of the considered sub-group's count to the total count. (so its frequency of the considered subgroup relative to the total frequency).

In the problem given,

The table shows the results for spinning the spinner 80 times.

Number of Outcomes of "Spin a 3"=16

Total Number of Trials =50

Therefore,

The relative frequency for the event​ "spin a 3​" = 16/50

                                                                             = 0.32

Learn more about conditional relative frequency here:

https://brainly.com/question/8358304

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a car traveling at 49 ft/sec decelerates at a constant 7 feet per second squared. how many feet does the car travel before coming to a complete stop?

Answers

Answer:

7feet I hope this help you.

determine the slope and y intercept and write the equation in slope intercept form

Answers

Answer: slope is 2 and the y-intercept is 1  intercept form is y=2x+1

Step-by-step explanation:

Use the Pythagorean Theorem to find the missing length and then round the
result to the nearest tenth.
a = 7, b = 7, C =

Answers

Answer:

C (Hypotenuse) = 9.9

Step-by-step explanation:

Given the two sides of a triangle, where a = 7, and b = 7:

We can use the Pythagorean Theorem where it states: c² = a² + b².

Substitute the given values into the Pythagorean Theorem to find the length of the hypotenuse.

c² = a² + b²

c² = 7² + 7²

c² = 49 + 49

c² = 98

[tex]\LARGE\mathsf{\sqrt{c^2}\:=\:\sqrt{98}}[/tex]

c = 9.89 or 9.9

Therefore, the length of the hypotenuse is 9.9, making the given triangle an isoceles triangle with two equal sides.

Please take a look at the picture

Answers

Answer:B

Step-by-step explanation:

A: cannot be because it’s the same but the -m is not equal .

B: is the same as ,and B: because 2 (minus number) = right number .

C:Is nOne oF the AboVe

Sorry if explanation is not clear but yes it’s is 99% B ;)

But I do think it is wrong…

Hope you have a. Great day!

:)

There are 550 calories in 100 g of bacon. There are 196 calories in a fried egg. Philip has 60 g of bacon and two fried eggs for breakfast. Work out the total number of calories in this breakfast.​

Answers

Answer:

509.6 calories

Step-by-step explanation:

196+196=392 calories

10g of bacon=19.6 calories

60g of bacon=19.6×6=117.6 calories

392+117.6=509.6 calories

Find the equation for the linear function based upon this table. y = mx + b


y -6 -2 2 6 10
x -4 -2 0 2 4

Answers

Answer:

y = 2x + 2

Step-by-step explanation:

for each rise of 4 in y

there is a run of 2 in x

m = rise/run

m = 4/2

m = 2

when x = 0, y = 2

therefor the y-intercept, b = 2

y = mx + b

y = 2x + 2

2.(04.05)
Kelsey painted 1/4
of her bedroom in 3/7
of an hour. At this rate, how long would it take her to paint the entire room?
A.3/28 of a hour
B.28/3 of an hour
C.12/7 of an hour
D.7/17 of an hour

Answers

Answer:

1/4 in 3/7th of an hour

1/4 = 3/7

multiply by 4

1 (whole room) = 12/7 (of an hour)

Answer:

12/7 of an hour

Step-by-step explanation:

I couldnt do the asnwer earlier but here it is the person above gave the answer worked out

Select the correct answer from the drop-down menu.
Rewrite the formula to find the radius of a sphere.
V=
= GT 73
The volume (V) of a sphere is given by the formula
The sphere's radius (() is
Reset
(3V/4pi)1/3
(4V/3pi)1/3
(3pi/4V)1/3

Answers

Answer:

The formula of a sphere is v= 4/3 pi root to the power of 3.

Step-by-step explanation:

The answer is B

Question: Assume you have a balance of $1000 on a credit card with an APR of 12%, or 1% per month. You start making monthly payments
of $200, but at the same time you charge an additional $100 per month to the credit card. Assume that interest for a given month is based on
the balance for the previous month. The following table shows how you can calculate your monthly balance. Complete and extend the table to
show the balance at the end of each month until the debt is paid off. How long does it take to pay off the credit carddebt?
nts
Fill out the table row by row and continue until the last full payment. Round to the nearest cent as needed.
Month
Payment
Expenses
Interest
New Balance
a
urces
0
---
$1000
es
1
$200
$100
$10
$910
4/7
fing
2
$200
$100
ection
3
$200
$100
4
$200
$100

Answers

1. The extension of the table to show the month-end balances until full debt settlement is as follows:

Month  Payment  Expenses  Interest   New Balance

0                  $0          $0            $0        $1,000

1              $200         $100       $10        $910 ($1,000 - $200 + $100 +$10)

2             $200         $100      $9.10     $819.10 ($910 - $200 + $100 + $9.10)

3             $200         $100      $8.19     $727.29 ($819.10-$200+$100+$8.19)

4             $200         $100      $7.27    $634.56 ($727.29-$200+$100+$7.27)

5             $200         $100      $6.35    $540.91 ($634.56-$200+$100+$6.35)

6             $200         $100      $5.41     $446.32 ($540.91-$200+$100+$5.41)

7             $200         $100      $4.46    $350.78 ($446.32-$200+$100+$4.46)

8            $200         $100       $3.51    $254.29 ($350.78-$200+$100+$3.51)

9            $200        $100        $2.54   $156.83 ($254.29-$200+$100+$2.54)

10          $200         $100        $1.57    $58.40 ($156.83-$200+$100+$1.57)

11           $200         $100        $0.58   ($41.02) ($58.40-$200+$100+$0.58)

Data and Calculations:

Credit card balance = $1,000

APR = 12%

Monthly APR = 1%

Monthly payments = $200

Monthly charge = $100

Learn more: https://brainly.com/question/24317087

What is one website you can visit in order to request free credit report from any of the three bureaus?

Answers

Answer: annualcreditreport.com

Step-by-step explanation: The only authorized website for free credit reports, or call 1-877-322-8228

Maya is helping a gardener plant 300 bulbs. They plant 20% of the bulbs on Monday and 30% of the bulbs on Tuesday. Maya says this means they have planted 50 bulbs so far. Label and shade the model. Then use your model to explain why Maya's statement is not reasonable.

Answers

Answer:

because the total is 300 not 100 so 50 is not reasonable because that is the percentage they planted and since it is more than 100 then it should be a percent of 300 not 100. Maya is wrong about placing 50 bulbs instead they placed 150.

Step-by-step explanation:

Round 61.373737842 to the nearest ten-millionth ​

Answers

Answer:

61.3737378

Step-by-step explanation:

First find the ten millionth digit, and the digit after it.

The digit "8", the seventh digit to the right of the decimal point is the ten millionth digit.

As the digit after "8" is 4, which is less than 5, so simply round the digit "4" down.

Thus the answer is 61.3737378

Solve the inequalities from parts A and D for the variables b and n, respectively.



Part A:2b<56
Part D:n<56

Answers

Answer:

Part A: b < 28

Part D: n < 56

Step-by-step explanation:

part A: divide each term in  and simplify.

Inequality Form: b < 28

part d: this is already solved but can be shown in multiple forms.

Inequality Form: n < 56

Interval Notation: ( -∞ , 56)

A cone with a radius of 3 feet and a height of 5 feet is placed on top of a cylinder as shown. Find the volume of the total figure in terms of pi

Answers

Answer:

Step-by-step explanation:

v=1/3πrh

v=1/3×π×3×5=5π

The volume of the combined solid is given as 69π ft³.

What is a right circular cylinder?

A right circular cylinder is a three dimensional figure having its base and top as a circle and the height is perpendicular to circular base. The volume is given as V = πr²h.

The volume of the combined solid is given as,

Volume of cone + Volume of cylinder

The expression can be written as,

1/3πr²h + πr²H

Where h and H are the heights of cone and cylinder respectively.

Plug r = 3, h = 5 and H = 6 to obtain as,

⇒ 1/3π × 3² × 5 + π × 3² × 6

⇒ 69π

Hence, the volume of the combined solid is obtained as 69π ft³.

To know more about cylinder click on,

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is 6 x 8 4 x 12 equal or not equal

Answers

Answer:

both is 48

Step-by-step explanation:

Please help this is due tomorrow and I have no idea what to do

Answers

Yes for the first one beacuse of the numbers on the graph

Step-by-step explanation:

#1

Yes

If you connect the points plotted, they will form a line and will pass through the origin.

This is indication of the proportional relationship.

The equation of circumference is:

C = 2πr

Since 2π is a constant value, the equation above represents a proportional relationship.

#2AC is the dimeter#3DB is the radius#4Circumference is the perimeter of the circle.

help please, i’m struggling on this

Answers

Answer:

help please, i’m struggling on this

1. At her new job Mary earns $100 more than twice the salary she earned as a college intern.
If she now earns $2100, how much did she earn as an intern?

Answers

Answer:

$1000

Step-by-step explanation:

Inverse operation

2100-100=2000

2000/2=1000

Sorry if its wrong but hope this helpssss

135 rational or irrational ​

Answers

Answer:

Rational

Step-by-step explanation:

I hope this helps!

It is an Irrational number

A couple goes to a restaurant for dinner. Below is a probability table in which X is the
amount (dollars) on the meal spent by the husband and Y is the amount spent by the
wife.
X = 15
X = 20
X = 25
Y = 15
0.20
0.15
0.05
Y = 20
0.15
0.15
0.10
Y = 25
0.05
0.10
0.05
a. (7 pts) What is the probability that this couple spends 45 dollars or more?
b. (7 pts) Suppose that the restaurant is currently running a promotion with a
10% discount if the total amount spent by a table is 45 dollars or more.
What is expected total amount the couple actually has to pay?

Answers

Using the probability table, it is found that:

a) There is a 0.25 = 25% probability that this couple spends 45 dollars or more.

b) The expected amount the couple actually has to pay is $36.85.

From the table, the probabilities of each total cost are:

[tex]P(X = 30) = P(X = 15|Y = 15) = 0.2[/tex]

[tex]P(X = 35) = P(X = 15|Y = 20) + P(X = 20|Y = 15) = 0.15 + 0.15 = 0.3[/tex]

[tex]P(X = 40) = P(X = 15|Y = 25) + P(X = 20|Y = 20) + P(X = 25|Y = 15) = 0.05 + 0.15 + 0.05 = 0.25[/tex]

[tex]P(X = 45) = P(X = 20|Y = 25) + P(X = 25|Y = 20) = 0.1 + 0.1 = 0.2[/tex]

[tex]P(X = 50) = P(X = 25|Y = 25) = 0.05[/tex]

Item a:

This probability is:

[tex]P(X \geq 45) = P(X = 45) + P(X = 50) = 0.2 + 0.05 = 0.25[/tex]

There is a 0.25 = 25% probability that this couple spends 45 dollars or more.

Item b:

The expected value is the sum of each outcome multiplied by it's respective probability.

For X = 45 and X = 50, the value is multiplied by 0.9, due to the discount.

Hence:

[tex]E(X) = 0.2(30) + 0.3(35) + 0.25(40) + 0.9[0.2(45) + 0.05(50)] = 36.85[/tex]

The expected amount the couple actually has to pay is $36.85.

A similar problem is given at https://brainly.com/question/24855677

Choose all options that apply.

Answers

Hey there!

Guide ⬇️

• Cup: is a cooking measurement for volume, it very much common in sizes & cooking things.

• Tablespoon: a abundant (huge) sized spoon that’s used for serving.

• Liter: is the limitation of volume that is held which is balanced (equal to) to ONE cubic decimeter.

• Fluid ounce: is basically unit space that is held at 1/16th of a US pint.

Based on that information the one that seems closer to the RIGHT answer is:

[Option A. Cup]

[Option B Tablespoon]

[Option D. Fluid Ounce]

Random fact:

• [1 (US) CUP] is approximately [8 (US) OUNCE]

• [1 (US) TABLESPOON] is approximately [1/2 (or 0.5)(US) US OUNCE)

• [1 FLUID OUNCE] is approximately [28.35 GRAM]

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)

9514 1404 393

Answer:

  a. cup

  b. tablespoon

  d. fluid ounce

Step-by-step explanation:

The liter is a metric unit of measurement of volume. US Customary units are not metric units. Rather, volume in the US is measured in ...

  teaspoons

  tablespoons (= 3 teaspoons)

  fluid ounces (= 2 tablespoons)

  cups (= 8 fluid ounces)

  pints (= 2 cups)

  quarts (= 2 pints)

  gallons (= 4 quarts, = 231 cubic inches)

  (oil) barrels (= 42 gallons)

and the measurements based on length:

  cubic inch

  cubic foot (= 1728 cubic inches)

  cubic yard (= 27 cubic feet)

  acre-foot (= 43560 cubic feet)

__

Above are the fluid measurements. In the US system, there are also dry measures that include ...

  gallon (= 268.8025 cubic inches--different from fluid gallon)

  peck (= 2 gallons)

  bushel (= 4 pecks)

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