Find the area. Leave your answer in terms of pi.
-A semicircle with diameter $22 \mathrm { yd }$
A) $22.00 \pi \mathrm { yd } ^ { 2 }$
B) $60.50 \pi \mathrm { yd } ^ { 2 }$
C) $44.00 \pi \mathrm { yd } ^ { 2 }$
D) $121.00 \pi \mathrm { yd } ^ { 2 }$

Question

Find the area. Leave your answer in terms of pi.
-A semicircle  with diameter $22 \mathrm { yd }$
A) $22.00 \pi \mathrm { yd } ^ { 2 }$
B) $60.50 \pi \mathrm { yd } ^ { 2 }$
C) $44.00 \pi \mathrm { yd } ^ { 2 }$
D) $121.00 \pi \mathrm { yd } ^ { 2 }$

Quizplus · Accepted Answer

The radius of the semicircle is half of the diameter, so $ r = 11 $ yd. The area of a full circle is $ \pi r^2 $, so the area of the semicircle is $ \frac{1}{2} \pi r^2 = \frac{1}{2} \pi (11)^2 = 60.5 \pi $ yd².

Find the Area 22yd22 \mathrm { yd }22yd A) 22.00πyd222.00 \pi \mathrm { yd } ^ { 2 }22.00πyd2

Find the Area $22 \mathrm { yd }$ A) $22.00 \pi \mathrm { yd } ^ { 2 }$