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OpenStudy (anonymous):
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OpenStudy (anonymous):
@shamil98
OpenStudy (anonymous):
A= big semicircle.. what's next?
OpenStudy (anonymous):
50pi
OpenStudy (anonymous):
Just remove the semicircle on the left and place it in the gap on the right
OpenStudy (anonymous):
this is SAT yes? I remember this one
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OpenStudy (anonymous):
\[a= \pi*r ^{2}\] \[a= ( \pi * 10^{2} ) /2 = 157.079\]
OpenStudy (anonymous):
Isn't it right?
OpenStudy (anonymous):
|dw:1389510061781:dw|
OpenStudy (anonymous):
|dw:1389510085539:dw|
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