Find the area of sector whose radius is 7cm with the angle 72 degree
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Answer:
3.8 cm. sq.
Step-by-step explanation:
Area of sector = teta°/360×πrsq
= 72°/360×22/7×7×7
= 36/180×22×7
=1/5×154
=154/5
= 3.8cm.sq.
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