Answer:
i think its D
Step-by-step explanation:
D
Answer:
173.01
Step-by-step explanation:
To area of a sector or portion of a circle is found using:

Substitute N = 50 and A = 27.93.
It becomes 
The area of the entire circle is 200.94. The area of the blue part of the circle can be found by subtracting the red section from the entire circle.
200.94 - 27.93 = 173.01
Answer:
the height is 12
Step-by-step explanation:
you would take the area (108 mm2), divide that by the base (18 mm) and multiply it by 2