What is the area of a semicircle if its radius is 12 cm ? (Take Pi = 3.14)
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Circumference of a semicircle=r(2+π). [where r=radius of semicircle.]
Circumference of a semicircle=r(2+π). [where r=radius of semicircle.]= 12.(2+22/7) cm.
Circumference of a semicircle=r(2+π). [where r=radius of semicircle.]= 12.(2+22/7) cm.= 12 ×36/7. cm.
Circumference of a semicircle=r(2+π). [where r=radius of semicircle.]= 12.(2+22/7) cm.= 12 ×36/7. cm.= 432/7 cm.
Circumference of a semicircle=r(2+π). [where r=radius of semicircle.]= 12.(2+22/7) cm.= 12 ×36/7. cm.= 432/7 cm.= 61.71 cm. Answer.
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