Exterior angle = 180 - 144 = 36 degrees
Number of sides = 360 / 36 = 10 sides (answer)
Answer:
Yes. They are proportional.
Step-by-step explanation:
The left side 0.777 is equal to the right side 0.777, which means that the given statement is always true.
True
Answer:
2
Step-by-step explanation:
y1-y2/x1-x2
There is nearly 52 weeks in a year, so 9 x 52 would be 468
2 concerts at 40 each would be 80, so 468+80 would be 548
Valerie spends 548$ a year on music entertainment.