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Class 7 - Mathematics - Unit 9: Perimeter and Area - Multiple Choice QuestionsQuestion 31
Class 7 - Mathematics - Unit 9: Perimeter and Area - Multiple Choice Questions
Question. 31
31. What will be the area of the largest square that can be cut out of a circle of radius 10 cm?
(a)
(a) 100 cm²
(b)
(b) 200 cm²
(c)
(c) 300 cm²
(d)
(d) 400 cm²
Detailed Answer with Explanation:
Diagonal of square = diameter of circle = 20 cm.
So side = \( \tfrac{20}{\sqrt{2}} = 10\sqrt{2} \).
Area = (10√2)² = 200 cm².