Answer:
B
Step-by-step explanation:
The area of the biggest rectangle =

The area of the of the smallest rectangle inside=

Then the area of the shaded region =

So, we choose B.
Answer:
radius is 4 height is 10 volume is 167.55
Step-by-step explanation:
Answer:

Step by step explanation:


Answer: $6.24
Step-by-step explanation:
41.63-4.19= 37.44
37.44/6=6.24
Look carefully at the diagram. The shaded region represents 3/4 of the total area of the circle, which, in turn, is pi*r^2, or pi*(8 cm)^2.
Thus, the area of the shaded region is (3/4)*pi*(64 cm^2), or 48 pi cm^2.