find the circumference and area of circle with radius 7cm
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Answer:
44 cm. , 154 sq. cm.
Step-by-step explanation:
Circumference of circle= 2πr
= 2×22/7×7
= 44 cm.
Area of circle=πr^2
= 22/7×49
= 22×7
= 154 sq. cm.
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