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Standard X

Mathematics

Joint Variation

Let the base ...

Question

Let the base of the triangle be b. Let the height (altitude) be h. Then the area (A) of that triangle varies as :

A ∝ 1/bh

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A ∝ bh

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A ∝ 2bh

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A ∝ b/h

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Solution

The correct option is B
A ∝ bh

This is a joint variation.

The area of a triangle depends upon both the base and the height.

Therefore, A ∝ bh

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Let the base of the triangle be b. Let the height (altitude) be h. Then the area (A) of that triangle varies as :

The correct option is B A ∝ bh This is a joint variation. The area of a triangle depends upon both the base and the height. Therefore, A ∝ bh

The correct option is B
A ∝ bh

This is a joint variation.

The area of a triangle depends upon both the base and the height.

Therefore, A ∝ bh