Which of the following body systems provides the body the body with the exchange of oxygen and carbon dioxide

Find the area of the shape plssss help A customer seeks to buy a new computer for private use at home. The customer primarily needs the computer to use the Microsoft PowerPoint application for the purpose of practicing presentation skills. As a salesperson what size hard disc would you recommend and why? During WWII over 50 million people would die and 1/2 of those people were Which of the following sentences is punctuated correctly? A. She is an intelligent, creative, responsible student. B. She, is an intelligent, creative, responsible student C. She, is an intelligent creative responsible student. D. She, is an intelligent, creative, responsible, student Which arc measures 180.8AEBD A wall in Marcuss bedroom is 8 2/5 feet high and 16 2/3 feet long. If he paints 1/2 of the wall blue, how many square feet will be blue? A hydrate is typically a crystalline compound in which water molecules are chemically bound to another compound or an element. When CuSO4 5H2O is heated in a crucible, there is a loss of water. How should a student determine the amount of water lost? a.Subtract the mass of the CuSO4 from the mass of CuSO4 5H2Ob.Subtract the mass of the CuSO4 5H2O from the mass of CuSO4c.Add the masses of CuSO4 5H2O and CuSO4d.Multiply the masses of CuSO4 5H2O and CuSO i need help i don't understand can someone help me plz :) Children in 50 HouseholdsNumber of Children Number ofHouseholds051112133104952Using a proportion, what can you infer about the number of households in her town that have more than threAbout 242 households have more than three children.About 269 households have more than three children.About 296 households have more than three children.About 565 households have more than three children. Organize the functions from the least to greatest according to their y-intercepts. What was the tactic The American choose to surround Japan The box plot shows the number of years during which 16 schools have participated in a marching band competition: At least how many schools have participated for 3 to 7 years? (4 points) Group of answer choices 3 schools 5 schools 7 schools 8 schools Step 2: Radii OK and NL are perpendicular to OM because of the radius-tangent theorem. By definition of perpendicular, angles KOM and LNM are right angles. This means that triangles KOM and LNM are right triangles. Angle LMN is common to both right triangles, so by the _________________________, triangles KOM and LNM are similar. please fill in the blank HELPPP TODAY IS THE LAST DAY OF SCHOOL If Jay has an 85 average over four exams, what would his average need to be on hislast two exams to bring his average up to an 88? A lever used to lift a 200 N object 3 meters off the ground, is doing how many Joules of work? What is the sum of this arithmetic series? ASAP WILL MARK BRAINLIEST 45 on low of 6 a b c or d What is an unsaturated solution?O A. A solution that is not able to dissolve any of the soluteO B. A solution that cannot dissolve any more soluteO C. A solution that can still dissolve more soluteOD. A solution containing more solute than should be possible Why did medieval kings become more powerful during the 1200s? The Church left England. They sent people from towns back to feudal estates. Peasants rebelled against nobles. They used money paid by townspeople to hire armies.