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

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

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Solution

Let AD = cm

It is given that DE || BC.

By using basic proportionality theorem, we obtain

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

`x/7.2=1.8/5.4`


`x = (1.8xx7.2)/5.4`

x = 2.4

∴ AD = 2.4 cm

Concept: Similarity of Triangles
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APPEARS IN

NCERT Class 10 Maths
Chapter 6 Triangles
Exercise 6.2 | Q 1.2 | Page 128
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