4 years ago

Solve below. The question is asking for the value of angle 1

Mathematics

1 answer:

Elanso [62]4 years ago

8 0

Answer:

∠1 = 70°

Step-by-step explanation:

The three marked angles are vertical angles with the interior angles of a triangle. Vertical angles are congruent, hence the sum of the marked angles is 180°.

∠1 = 180° -60° -50° = 70°

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