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Can you pls solve this???

Can you pls solve this???-example-1
User Amitizle
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1 Answer

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Since the exterior angle of a triangle is equal to the sum of the interior opposite angles, angle 5 = 90 + angle 1.

Given that angle 5 = 147, 147 = 90 + x.
x = 57 degrees.

So, angle 1 is 57 degrees.
User Syed Umar Ahmed
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