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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

What happens to the area of the parallelogram if the base is increased 2 times and the height is halved? - Mathematics

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Question

What happens to the area of the parallelogram if the base is increased 2 times and the height is halved?

Options

  • Decreases to half

  • Remains the same

  • Increase by two times

  • None

MCQ

Solution

Remains the same

Explanation;

Hint:

Area = b × h sq.units

New base = 2 × old base

New height = `1/2` × old height

New Area = New base × New height

= `(2 xx "b")1/2 xx "h"`

= bh

= old Area

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Chapter 2: Measurements - Exercise 2.1 [Page 39]

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Samacheer Kalvi Mathematics - Term 1 [English] Class 7 TN Board
Chapter 2 Measurements
Exercise 2.1 | Q 9 | Page 39
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