3 years ago

Please help I'm very confused respond ASAP

Mathematics

2 answers:

dmitriy555 [2]3 years ago

5 0

Answer:

B. 80°

Step-by-step explanation:

<u>The triangle in the middle has angles that:</u>

Supplementary with 110°
Supplementary with 150°
Same with x, as alternate exterior angles are congruent

Interior angles of a triangle sum to 180°

x + (180° - 110°) + (180° - 150°) = 180°
x + 70° + 30° = 180°
x + 100° = 180°
x = 80°

Correct choice is B

poizon [28]3 years ago

3 0

Answer:

80°

Step-by-step explanation:

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