Question

In obtuse angled , the one angle measures
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Answer 1

Answer:

y = 180°-140°

= 40°..........1

2x + y = 180 (Angle sum property of triangle)

2x + 40° = 180° (from eq.1)

2x = 180°-40°

= 140°

x = 140°/2

x = 70°

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Answer 2

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