The semicircle below has diameter $20$. Find the area of the blue region.

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm