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(:"_____40° IS THE CORRECT ANS...
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BECAuse sum of all angles in a triangle is 180°__
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Therefore...50° + 90°+ x = 180°
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so.. x = 180° - 140 °
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x= 40°
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Answer:
40°
Step-by-step explanation:
Sum of angle in triangle = 180°
90 + 50 + x = 180
140 + x = 180
x = 180 - 140
x = 40°
Plz mark it as a brainliest answer
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