SOLUTION: Given two circles, A and B, with radii 3in. and 10in. respectively, the ratio of the areas is A. 3/10in. squared B. 9/100in. squared C. Choices A and B are equivalent Tha

SOLUTION: Given two circles, A and B, with radii 3in. and 10in. respectively, the ratio of the areas is A. 3/10in. squared B. 9/100in. squared C. Choices A and B are equivalent Tha

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Question 49701: Given two circles, A and B, with radii 3in. and 10in. respectively, the ratio of the areas is
A. 3/10in. squared
B. 9/100in. squared
C. Choices A and B are equivalent
Thank you for your help!
Answer by alka(15) (Show Source): You can put this solution on YOUR website!
area of first circle = pie*3^2 = pie*9
area of second circle = pie*10^2 = pie*100
ratio of their areas = 9/100 = (3/10)^2
choice A is correct.
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