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See the given Figure.  DE || BC. Find EC - Mathematics

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See the given Figure.  DE || BC. Find EC

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Solution

Let EC = x cm

It is given that DE || BC.

By using basic proportionality theorem, we obtain

`(AD)/(DB) = (AE)/(EC)`

`(1.5)/3 = 1/x`

`x = (3xx1)/1.5`

x =  2

∴ EC = 2 cm

Concept: Similarity of Triangles
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APPEARS IN

NCERT Class 10 Maths
Chapter 6 Triangles
Exercise 6.2 | Q 1.1 | Page 128
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