Question

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Answer 1

Answer:

a)angle 3 is 103° {the sum of interior angles ina triangle is =180°}

b)angle 4 is 77° {the sum of two opposite interior angles is=the exterior angle

(or)

the linear pair =180° as we know angle 3 we can get angle 4}

c) *the relation between angles,4 is linear pair

*the relation between 1,2,3 is the interior angles of a triangle

d) angle 4= angle 1+angle 2{sum of two opposite interior angles is = exterior angle

Step-by-step explanation:

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