Apply Circle Area and Circumference Formulas
Middle School Math · Flashcards · Recall
MIDDLE SCHOOL MATH · FLASHCARDS
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QUESTION
What is the formula for the area
A
A
A
of a circle in terms of diameter
d
d
d
?
QUESTION
Identify the correct relationship between area
A
A
A
and radius
r
r
r
when radius doubles.
QUESTION
What does
π
\pi
π
represent in circles when using circumference and diameter?
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ANSWER
π
=
C
d
\pi=\frac{C}{d}
π
=
d
C
. Pi is the ratio of circumference to diameter.
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