3 years ago

Find the measure of the numbered angles

2 answers:

8 0

Answer:

Step-by-step explanation:

∡1 = 180-30-90 = 60°, because sum of all interior angles of a triangle is 180°

∡2 =30°, because vertical angles are congruent

∡3 =180-70-30 = 80°, because sum of all interior angles of a triangle is 180°

6 0

2. Is 30 3. Is 90 and 1. Is 70

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