What is the perimeter of a sector of a circle
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Perimeter of a sector
= 2(radius) + length of arc
= 2(r) + (∅/360° × 2πr)
= 2r(1 + π∅/360°)
= 2(radius) + length of arc
= 2(r) + (∅/360° × 2πr)
= 2r(1 + π∅/360°)
Hiteshbehera74:
thanks
Hey plz solve this too
Same question.. length of the arc is 11 cm and radius is 7 cm
= 2(7)+11 = 14+11 = 25cm
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πr×theta÷180+2r.................
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