find x if :- A=(2x+20)°, B=90°,C=2x°. explain step by step.yar kisi Ko tho as hi Raha Higa.
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Answer:
A + B + C = 180°
(2x+20)° + 90° + 2x° = 180°
2x° + 20° + 90° + 2x° = 180°
4x° + 20° + 90° = 180°
4x° + 110° = 180°
4x° = 180° - 110°
4x° = 70°
x = 70/4
x = 17.5
I hope this is helpful to you...........
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