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Lostsunrise [7]
3 years ago
10

HELP ME PLEASE

Mathematics
1 answer:
Scrat [10]3 years ago
6 0

Answer:

7 units

Step-by-step explanation:

A=pi*r^2

153.86=3.14*r^2

153.86/3.14=r^2

49=r^2

r=7

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