Join ExamsbookAnswer : 4. "1 : 2"
Find the ratio of the areas of the incircle and circumcircle of a square ?5
Q: Find the ratio of the areas of the incircle and circumcircle of a square ?
- 11 : 4false
- 24 : 1false
- 32 : 1false
- 41 : 2true
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Answer : 4. "1 : 2"
Explanation :
Answer: D) 1 : 2 Explanation: Let the side of the square be x. Then, its diagonal = 2x. Radius of incircle = x/2 and radius of circumcircle =2x2 . Therefore, required ratio = πx24:πx22 = 14:12=1:2