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In the Below Fig, `∠`1 = 60° And `∠`2 = `(2/3)^(Rd)`Of a Right Angle. Prove that L || M. - Mathematics

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In the below fig, `∠`1 = 60° and  `∠`2 = `(2/3)^(rd)`of a right angle. Prove that l || m.

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Solution

Given:

`∠` = 60°, `∠`= `(2/3)^(rd)` to right angle

To prove: parallel to m

Proof `∠`1 = 60°

`∠`2 =` 2/3` × 90° = 60°

Since, `∠`1 = `∠`2 = 60°

∴ Parallel to m as pair of corresponding angles are equal

Concept: Pairs of Angles
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APPEARS IN

RD Sharma Mathematics for Class 9
Chapter 10 Lines and Angles
Exercise 10.4 | Q 9 | Page 47

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