7. Prove that in a triangle if one of the angles is equal to a sum of the other two angles, then it is a right-angled triangle
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7. Prove that in a triangle if one of the angles is equal to a sum of the other two angles, then it is a right-angled triangle
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Answer:
The one angle of triangle is equal to the sum of the other two. / C = 90°. So, the Right - angled is proved
Step-by-step explanation: