Find the circumference of a circle with radius 15.4 cm and the perimeter of the two semicircle with the same radius.
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17
circumference of circle =2pie r
=2×22/7×15.4
=2×22×2.2
=96.8
the perimeter of 2 semicircles is 255.2
=2×22/7×15.4
=2×22×2.2
=96.8
the perimeter of 2 semicircles is 255.2
Answered by
9
i am indian girl bharat mata ki
jai , ^_^ ji hind
circumference of circle = 2 pi r
2 × 22/7 × 15.4
2 × 22 × 2.2
968
the perimeter of 2 semi circle is = 255.2
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