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02-10-2020
Mathematics

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The area of a circle is 127 square units. What would the circumference of the circle be?

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Qetsiyah4 Qetsiyah4

02-10-2020

Answer:

Area of the circle = π×r²

127 = 3.14 × r²

=> 127/3.14 = r²

=> 40.44 = r²

=> √40.44 = r

=> r = 6.35

Circumference of the circle = 2πr

= 2×22/7×6.35

=279.4/7

= 39.91

= 40 units

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