Area Problems
The length of minute hand of a wall clock is 7 cms. The area swept by minute hand in 30 minutes is?

77 sq. cm
210 sq. cm
154 sq. cm
147 sq. cm

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Area Problems
The area of circle inscribed in an equilateral triangle is 154 sq cm. What is the perimeter of the triangle?

42 cm
21?3 cm
42?3 cm
21 cm

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