Question

if each angle of a triangle is less than the sum of the other two, show that the triangle is acute angled.
[Hint. Let angle A < angle B + angle C then 2 angle A < angle A + angle B + angle C = 2 angle A < 180 = angle A < 90
Similarly, angle B < 90° and angle C < 90
Plz helppp​

Answer 1

Answer:

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