the circumference of a circle is 31.4 cm find the radius and the area o f the circle take pi is equal to 3.14
Answers
Answered by
14
hey !!!
Circumference of circle = 2πr
2πr = 31.4
2×3.14 × r = 31.4
2r = 31.4/3.14
=> 2r = 10
r = 5cm Answer .
Area of cirlcle
πr² = 22/7×5×5
=> 550/7
=> 78.57 .CM² Answer
hope it helps !!..
#Ranujumar111
Circumference of circle = 2πr
2πr = 31.4
2×3.14 × r = 31.4
2r = 31.4/3.14
=> 2r = 10
r = 5cm Answer .
Area of cirlcle
πr² = 22/7×5×5
=> 550/7
=> 78.57 .CM² Answer
hope it helps !!..
#Ranujumar111
Answered by
2
refer to the above pic.
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Assassin12:
umm isn't it mentioned over here to take π as 3.14
plz. watch the question, carefully
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