6. A wire is bent in the form of a square of area 1936 cm sq
. If the same wire is bent to
form a
circle, find the radius of the circle and the area enclosed.
Answers
Answered by
18
Answer:
r=28 cm ; area = 2464 cm^2
Step-by-step explanation:
side = √area
side= √1936
side= 44 cm
perimeter of square = 44 * 4= 196cm
perimeter of square = perimeter of circle i.e circumference
circumference = 2πr
2*22/7*r = 196
r= 196*7
------
44
r= 4*7
r= 28
area = πr^2
= 22/7 *28*28
= 2464 cm^2
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Answered by
7
Answer:
2464 cm²
Step-by-step explanation:
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