Easy Math Class 9 Level 4

If the radius of a circle is 9 cm then what is the diameter?

वृत्त में त्रिज्या 9 cm है तो व्यास कितना होगा?

A. 9 cm / 9 cm B. 12 cm / 12 cm C. 18 cm / 18 cm D. 27 cm / 27 cm
Show answer and explanation
Correct Answer

C. 18 cm / 18 cm

Explanation

The diameter is twice the radius so 2 × 9 = 18 cm.

व्यास त्रिज्या का दोगुना होता है इसलिए 2 × 9 = 18 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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