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Pls help me !!! What is the area of rectangle

Pls help me !!! What is the area of rectangle-example-1
User VirtualPN
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1 Answer

3 votes

Answer:

B 48

Explanation:

Ac=2AE, because AE=r, Ac=d, d=2r

Ac=2*5=10

The angle ADC is right, because it leans on the diameter AC,

find the leg DC, use the Pythagorus theorem

DC= sqrt (Ac^2-AD^2)= sqrt(100-36)=sqrt64=8

S= 6*8=48

User Kesem David
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