Answer:
C.
Step-by-step explanation:
The relationship is proportion if y/x is constant.
So it is C because 12/4 = 15/5 = 18/6 = 3.
She needs to do at least 8 a day
a = 540°
b= 180°
a= pentagon has 5 sides which means 180 × 5= 540
b= 540÷5=180
Answer: Carla P. 15.1