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5 votes
What is the area of a circle with a diameter of 4?

2 Answers

4 votes

Answer:

π2²

Explanation:

because when d=4 r will be 4/2=2

User Siva Gopal
by
5.6k points
3 votes

Answer:

Explanation:

A =πr² r : radius d : diameter d = 2r so : r=d/2 =2

A =(3.14)2² = 12.56

User Hawkharris
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5.8k points