The correct answer is 40 miles per hour.
Answer:
275.4cm
Step-by-step explanation:
A = pi*r^2
r = 9
A = 3.14 * 9^2
A = 3.14 * 81
A = 275.4
Hope this helps!
As a decimal 3/5 = 0.6
Multiply the height by 0.6:
1st bounce = 125 x 0.6 = 75
2nd bounce = 75 x 0.6 = 45
3rd bounce = 45 x 0.6 = 27
The answer is 27cm
if QRST is indeed a quadrilateral, then, Check the picture below.