saima84 saima84

17-10-2021
Mathematics

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Calculate the missing angle and give a reason for your answer

Calculate the missing angle and give a reason for your answer class=

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devishri1977 devishri1977

17-10-2021

Answer:

Step-by-step explanation:

AD // BC and AB is transversal

x = 36 {alternate interior angles are equal}

ΔABC is a isosceles triangle.

i + i + 36 = 180 {angle sum property of triangle}

2i + 36 = 180

2i = 180 - 36

2i = 144

i = 144/2

i = 72

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