Answer:
B. (140—2x)°
Step-by-step explanation:
the sum of exterior angles and interior angles is 18° exterior angles is (2x+40)
so interior angles - 180° (2x+140)°
- (180°-2x–40)
- (140-2x)
ty
a 160° ti answer na
160°ti answer na
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Answers & Comments
Answer:
B. (140—2x)°
Step-by-step explanation:
the sum of exterior angles and interior angles is 18° exterior angles is (2x+40)
so interior angles - 180° (2x+140)°
- (180°-2x–40)
- (140-2x)
ty
Answer:
a 160° ti answer na
Step-by-step explanation:
160°ti answer na