Math, asked by alisha7416, 24 days ago

In the figure given below, if ∠2 = 130°. Find ∠1.​

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Answered by AngeIianDevil
77

∵ ∠POR and ∠QOR form the linear pair. 

=> ∠POR + ∠QOR = 180° 

=> a + b = 180° …(1) 

a – b = 80° …(2) 

Adding Eqn. (1) & (2) 

2a = 260 => a = 130° 

From Eqn. (1) 

130° + b = 180° => b = 50° 

a = 130°, b = 50°

Answered by BlGGxBOSS
37

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