Question

The similarity ratio of the two regular octagons is 5:9. The area of the smaller octagon is 100 in^2. Find the area of the larger octagon.

A.) 324 in^2
B.) 180 in^2
C.) 165 in^2
D.) 349 in^2

Answer 1

i think the answer is a

Answer 2

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➷ 9/5 = 1.8

Since it is area, you need to square the scale factor

1.8^2 = 3.24

3.24 x 100 = 324

Answer is option A) 324 in^2

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