Easy Math Class 9 Level 5

If the radius of a circle is 10 cm what is the diameter?

वृत्त में 10 cm त्रिज्या हो तो व्यास कितना होगा?

A. 5 cm / 5 cm B. 10 cm / 10 cm C. 15 cm / 15 cm D. 20 cm / 20 cm
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Correct Answer

D. 20 cm / 20 cm

Explanation

Diameter is twice the radius so 2 × 10 = 20 cm.

व्यास त्रिज्या का दोगुना होता है इसलिए 2 × 10 = 20 cm।

Related Questions

Easy Math Class 10 Level 1

What is the area of a circle with radius 7 cm when π = 22/7?

7 सेमी त्रिज्या वाले वृत्त का क्षेत्रफल कितना होगा जब π = 22/7 हो?

A. 44 सेमी² / 44 cm² B. 77 सेमी² / 77 cm² C. 154 सेमी² / 154 cm² D. 308 सेमी² / 308 cm²
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