for the sectors with given measures,find the length of the arc,area and perimeter. (π=3.14)(π=3.14) central angle45°,r=16cm
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Length of an arc of circle is (θ/360o )x 2πR
θ= 30o; R=14 cm
Length of arc= (30o/360o )x 2(22/7)x14
= 88/12 cm =7.33 cm
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