Answer:
C
Step-by-step explanation:
180-80=100
100+5x+10+6x+4=180
114+11x=180
11x=66
x=6
Answer: What is the question
Step-by-step explanation:
Answer:
E, C, B
Step-by-step explanation:
Each of these is independent to any car.
Sum of all exterior angles = 360°.
Number of sides = 360 ÷ 40 = 9
Each interior angle = 180 - 40 = 140°.
Answer: <span>The regular polygon has 9 sides and each of its interior angles 140°</span>