Question

8. In figure, find the value of x.
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Answer 1

Answer:

$x = (180) - (90 + 55)$

$x = 180 - 145$

$x = 35$

Answer 2

Answer:

There are 2 triangles

The sum of the triangle is always 180° so,

180° = 55°+ 90° + x

180°- 145° = x

x = 35°

we took 90° becoz its a right angled traingle