Answer:
B. y-300=4(x-100)
Step-by-step explanation:
Answer:36
becuse if you maltiply 15 by 3 it makes 45 and you can maltiply 12 by 3 and you will get your answer
Answer:
X = 75°
Y = 105°
Z =75
Step-by-step explanation:
The area of the shaded sector is one-fourth of the area of the whole circle so:

area of shaded region

The area of the shaded region is 9pi units^2