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What is the area of a circle with diameter of 6x? (Use 3.14 for π.) A) 6x B) 18.84x2 C) 26.28x2 D) 28.26x2

What is the area of a circle with diameter of 6x? (Use 3.14 for π.) A) 6x B) 18.84x2 C) 26.28x2 D) 28.26x2
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5 votes
What is the area of a circle with diameter of 6x? (Use 3.14 for π.)

A) 6x
B) 18.84x2
C) 26.28x2
D) 28.26x2

asked
User Iamcool
by
8.2k points

2 Answers

6 votes

Answer:

it is D

Explanation:

answered
User Amitsharma
by
8.9k points
4 votes
The equation for area of a circle is
\pi r^(2)

So with a diameter of 6, the circle has a radius of 3x.

Area =
\pi(9
x^(2)) = 28.26
x^(2)

answered
User Abhishek Potnis
by
7.8k points
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