Circles
SAT · Flashcards · Application
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QUESTION
Find the circumference if the radius of a circle is 7.
QUESTION
Identify the radius if the diameter of a circle is 10.
QUESTION
Calculate the area when the radius is 4.
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ANSWER
A
=
16
π
A = 16\pi
A
=
16
π
. Apply
A
=
π
r
2
A = \pi r^2
A
=
π
r
2
with
r
=
4
r = 4
r
=
4
.
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