General

MCQ - 363-9095

Question:

The areas of two similar triangles ΔABC and ΔPQR are 25 cm2 and 49 cm2 respectively and QR = 9.8 cm. Then BC = ?

5 cm
8 cm
7 cm
8 cm

Correct Answer: C

Explanation:

Given :
Area of ΔABC = 25 cm2
Area of ΔPQR = 49 cm2
Length of QR = 9.8 cm.
Since both the triangles are similar so according to the Area –Length relations of similar triangle we can write

The length Of The side BC is 7 cm.

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