Find the circumference of a circular disk whose area is 1600π cm².
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A = π R² , where R is the radius of the disk
Area A = 1600π
π R² = 1600π
R² = 1600
R = 40 cm
CIRCUMFERENCE
= 2 π R
= 80 π cm
Answered by
3
Answer:
A = π R² , where R is the radius of the disk
Area (A) = 1600π
πR²=1600π
R² = 1600
R = 40 cm
CIRCUMFERENCE
=2πR
= 80π cm
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