Measuring Circles: End-of-Unit Assessment (B) 1. A circle has radius 40 cm. Which of these is closest to its area?
A. 10,053 cm2
B. 5,026 cm?
C. 251 cm2
D. 126 cm?

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?