Answer:
1791
Step-by-step explanation:
Answer:
28.478061732 hope it Work
Answer:
The measure of arc x is 
Step-by-step explanation:
we know that
The measurement of the external angle is the semi-difference of the arcs it comprises.
so
In this problem

solve for x


4x-2=10
answer is 3
16x-8=40
answer is 2
they are all even numbers. it is all divisible.by 4
I think