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Help picture below problem 15

Help Picture Below Problem 15 class=

Sagot :

Answer:

m<4 = 80°

Step-by-step explanation:

The 80° angle and <4 are vertical angles.

Vertical angles are congruent. They have the same measure.

m<4 = 80°

Answer:

80°

Step-by-step explanation:

Vertically opposite angles are congruent.

∠4 = 80°