What is the question asking?
First one hope this helps!
It's simple .....
just subtract R and C.....
so 50x+10-10x-275
= 40x-265
so the answer is B
Multiply 198 by 3 or 4 and find he closest one
Answer:
108º
Step-by-step explanation:
subtract outer angle from circle
360º - 252º = 108º