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A square board has an area of 144 square units. How long is each side of the board? - Mathematics

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Question

A square board has an area of 144 square units. How long is each side of the board?

Options

  • 11 units

  • 12 units

  • 13 units

  • 14 units

MCQ

Solution

12 units

Explanation:

Given, area of square board = 144 sq units

∴ (Side)2 = 144  ...[∵ Area of square = (side)2]

⇒ (Side)2 = (12)2

⇒ Side = 12 units

Hence, the length of each side of the board is 12 units.

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Chapter 3: Square-Square Root and Cube-Cube Root - Exercise [Page 89]

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NCERT Exemplar Mathematics [English] Class 8
Chapter 3 Square-Square Root and Cube-Cube Root
Exercise | Q 8. | Page 89

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