Question

Help please!

find the area of the shaded region. round to the nearest hundredths if necessary.
You can answer just 1 of them and thats fine but id really appreciate if all could get answered!

Answer 1

b. 84.612cm

c. 314.15cm

d. 5cm

Explanation:

b. solve for both triangles and height of rectangle using Sin

c. pi(r)h 3.1415(10)(10)

d. 3*3-2*2=5