A seller buys an item from a manufacturer for $100 and sells it to a customer for $120. Which of these terms describes this extra $20? A.
cost
B.
price
C.
markup

What is the distance between (–2 1/2,-3) and (1, –3)?

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement