the perimeter of a semi circular protractor is 144 cm . find the diameter of circle
Answers
Answered by
7
perimeter of semi-circle = πr
perimeter = 144,
πr = 144,
assuming π = 22/7,
r = 144/22/7,
r = 45.818..,
D = 2r,
D = 91.636 !
perimeter = 144,
πr = 144,
assuming π = 22/7,
r = 144/22/7,
r = 45.818..,
D = 2r,
D = 91.636 !
Answered by
3
perimeter of protractor =2πr\2= πr=22\7 r=144
or r =144×7\22 =504\11
d =2r= 1008\11. ans
or r =144×7\22 =504\11
d =2r= 1008\11. ans
Vidith:
sry wrong answer
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