हिंदी

The total surface area of a cube of side 20 cm is ______. - Mathematics

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प्रश्न

The total surface area of a cube of side 20 cm is ______.

विकल्प

  • 240 cm2

  • 160 cm2

  • 2400 cm2

  • 1600 cm2

MCQ
रिक्त स्थान भरें

उत्तर

The total surface area of a cube of side 20 cm is 2400 cm2.

Explanation:

Total surface area of a cube = 6 × (side)2

= 6 × (20)2

= 6 × 4002

= 2400 cm2

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