Math, asked by Anonymous, 1 year ago

Q1. In the figure DAE।।BC, find x° , y°.....

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Answered by nitashachadha84

34

sum of triangle = 180 °

$\angle \: a + 65 + 45 = 180 \\ \\ = > \angle \: a = 180 - 110 \\ \\ \angle \: a \: = 70 \degree$

Sum of angles of straight line = 180°

=>

$\angle \: y = 45 \degree({co - interior \: angle}) \\ \\ \angle \: x = 65 \degree$

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