Find the area of the blue shaded region.

Hint: Find the area of the rectangle, then subtract the area of the semi-circle (half a circle). Don't forget...you need the radius of the circle...not the diameter.

Use 3.14 for pi.

Area = ____ ft2

Find the area of the blue shaded region Hint Find the area of the rectangle then subtract the area of the semicircle half a circle Dont forgetyou need the radiu class=

Respuesta :

Answer:

592.83

Step-by-step explanation:

Rectangle - 36x20=720

semi-circle=1/2x3.14x9x9=127.17

720-127.17=592.83

36 x 20 = 720 (rectangle)
Pi x r^2 = 81 pi
720 - 81 pi = 465.53