Two circles have a scale factor of 3:2 what is the ratio of the areas of these circles? 3:2 9:4 13:12 12:26

asked May 2, 2022 195k views

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Two circles have a scale factor of 3:2 what is the ratio of the areas of these circles?

3:2
9:4
13:12
12:26

4.4k points

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3 votes

Answer:

ratio is 9;4

Explanation:

let ratio be 3x ans 2x

by question

2πR/2πr=3x/2x

R/r=3/2

area

πR²/πr²=(3/2)²=9/4

Joe Orost answered May 8, 2022

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