NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 9: Perimeter and Area - True or False
Question 68

Question. 68

Ratio of circumference of a circle to its radius is always 2π : 1.

Answer:

true

Detailed Answer with Explanation:

Circumference C = 2πr. So C : r = 2π : 1.

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NCERT Exemplar Solutions Class 7 – Mathematics – Unit 9: Perimeter and Area – True or False | Detailed Answers