3. Area of a rectangle and the area of a circle are equal. If the dimensions of the rectangle are
14 cm x 11 cm, then radius of the circle is
(a) 21 cm (b) 10.5 cm (c) 14 cm (d) 17 cm
step by step pls
Answers
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Step-by-step explanation:
area of rectangle = 154 cm²
area of circle equal to πr²
πr²=154 cm²
22/7 x r² = 154
r²= 154x7/22
r²= 49
r=√49
r= 7 cm
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