The ratio of the radii of two circles is 3: 4. Find the ratio of their areas.
Answers
Answered by
3
Answer:
Answer:
1. 9:16
2. 4:9
Step-by-step explanation:
1 ratio of r = 3:4
ratio of there areas = πr²/πR²
= r²/R²
= 3²/4²= 9/16
2 . 2πr/2πR = r/R = 2/3
πr²/πR² = r/R = 2/3
Answered by
5
Answer:
Answer:
1. 9:16
2. 4:9
Step-by-step explanation:
1 ratio of r = 3:4
ratio of there areas = πr²/πR²
= r²/R²
= 3²/4²= 9/16
2 . 2πr/2πR = r/R = 2/3
πr²/πR² = r/R = 2/3
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