circumference of semi circle is tell the formula
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circumference of semicircle is pie × radius
We know that circumference of circle is 2 × pie × r . Semicircle is half of circle , so circumference is half.
2 × pie × r/2
=> pie × r
We know that circumference of circle is 2 × pie × r . Semicircle is half of circle , so circumference is half.
2 × pie × r/2
=> pie × r
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TO FIND THE CIRCUMFRENCE OF A CIRCLE..... YOU CAN USE THIS FORMULA.
1/2 \pi d+d
EG: LET d BE 10
SOL. 1/2 \pi d+d
1/2 × 22/7 +10
(110+70) / 7
180/7
ANSWER = 25.7
1/2 \pi d+d
EG: LET d BE 10
SOL. 1/2 \pi d+d
1/2 × 22/7 +10
(110+70) / 7
180/7
ANSWER = 25.7
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