3 years ago

What is m<BCDOA) 80°OB) 90°C) 100°D) 110°

Mathematics

1 answer:

wlad13 [49]3 years ago

6 0

Answer:

Step-by-step explanation:

The external angle of a triangle is equal to the sum of the 2 opposite interior angles.

∠ BCD is an exterior angle of the triangle, thus

∠ BCD = 50° + 60 = 110° → D

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What is m<BCDOA) 80°OB) 90°C) 100°D) 110°​

What is m<BCDOA) 80°OB) 90°C) 100°D) 110°