if R is equal to 40 cm find the area of circle
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1
Explanation:
Area = πR^2
= 22/7 × 1600 cm^2
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Answered by
0
Answer:
The area of a circle with radius 40 is 5027
Formulae:
r = 40 d = 80 C = 251 A = πr2 = π(d2)2 A = C24π π = 3.1415 A = area C = circumference or perimeter r = radius, d = diameter
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