The circumference of a circle is 31.4 cm. Find the radius and the area of the circle?
(Take it = 3.14)
Answers
Answered by
2
Answer:
use formula 2pi r
pi r²
use this formula and enjoy
Answered by
6
Answer:
circumstance of circle = 2pier
31.4=2×3.14×r
31.4÷6.28=r
5=r
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