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Find the perimeter and area of a semi circle whose diameter is 5.6 cm....plz give answers |
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Answer» Heya!!!Step-by-step explanation:Here's what you want :)Diameter of thesemicircle ( d ) = 5.6cmD = 2ror r = 2.8 cm1 ) perimeter of the semicircle= πr + 2r= 22r/7 + 2r= 22/7r + 5.6= 22/7 x 2.8 + 5.6= 8.79+ 5.6= 14.39 CM2 ) area of the semicircle= π r²/2= ( 22 × 2.8 × 2.8 )/ ( 7 × 2 )= 172.48/ 14= 12.32 SQUARE cm#I hope this helps you :)#Stay Safe :) |
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