Check sibling questions

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

Slide19.JPG

Slide20.JPG

This video is only available for Teachoo black users

Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month


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)

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.