Medium Math Class 9 Level 2

If the side of a cube is 10 cm then what is its total surface area?

घन की भुजा 10 cm है तो उसका कुल पृष्ठीय क्षेत्रफल कितना होगा?

A) 100 cm² / 100 cm² B) 400 cm² / 400 cm² C) 500 cm² / 500 cm² D) 600 cm² / 600 cm²
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Correct Answer

D. 600 cm² / 600 cm²

Explanation

Total surface area of a cube is 6a² = 6 × 10² = 600 cm².

घन का कुल पृष्ठीय क्षेत्रफल 6a² = 6 × 10² = 600 cm²।

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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