Math, asked by subhanimahaboob7346, 3 days ago

इन ट्रायंगल एबीसी कोमा इस एंगल ए इक्वल टू 40 डिग्री एंड एंगल बी इज इक्वल टू 5 डिग्री सेल्सियस क्यूट एंगल​

Answers

Answered by amparker615
1

Answer:

∠A+∠B= 110 ---1

∠A+∠C = 135 ---2

Since it is a triangle

So, sum of all angles of triangle is 180

∠A+∠B + ∠C = 180----3

Using 1

110 + ∠C = 180

∠C = 180-110

∠C = 70

Using 2

∠A+70 = 135

∠A = 135-70

∠A = 65

∠A+∠B + ∠C = 180

65+∠B +  70= 180

135+∠B = 180

∠B = 180 -135

∠B = 45

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