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Chapter 1: Q18 (page 21)

Complete.m鈭�LDA+m鈭�ADE=?炉

Short Answer

Expert verified

The answer is m鈭�LDA+m鈭�ADE=180掳.

Step by step solution

01

Step 1. Apply the definition of sum of angles on a straight line.

The sum of all angles on a straight line is 180掳and is termed as supplementary angles.

02

Step 2. Observe the diagram.

From the given figure, it is observed that鈭�LDA and鈭�ADE lie on the straight line LDE.

03

Step 3. Calculate m鈭燣DA+m鈭燗DE=?

Since, the sum of angles on a straight line is 180掳, therefore, m鈭�LDA+m鈭�ADE=180掳.

Therefore, the complete statement is 180掳.

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