The area of the square that can be inscribed in a circle of radius 8 cm is

(A) 256 cm 2  

(B) 128 cm 2  

(C) 64 2 cm 2  

(D) 64 cm 2

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Transcript

Question 10 The area of the square that can be inscribed in a circle of radius 8 cm is (A) 256 cm2 (B) 128 cm2 (C) 64 2 cm2 (D) 64 cm2 Now, Diagonal of square = Diameter of circle = 16 cm Let side of square = a cm So, Diagonal2 = Side2 + Side2 162 = a2 + a2 256 = 2a2 2a2 = 256 a2 = 256/2 a2 = 128 Now, Area of square = a2 = 128 cm2 So, the correct answer is (B) a2 = 256/2 a2 = 128 Now, Area of square = a2 = 128 cm2 So, the correct answer is (B)

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.