If the area of a circle is 49 pi what is the radius
Answers
Answered by
1
Answer:
radius=7
Step-by-step explanation:
we know that
area of a circle= πr^2. when r is radius
so 49π=πr^2
7×7π=r×rπ
compaer both sides
r=7
radius =7
Answered by
2
Answer:
area=49*22/7
22/7r^2=49*22/7
r^2=49
r=7
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