Answer:
approx. 25.13
Step-by-step explanation:
C= 2πr
radius is half diameter
X= 180 - 157
= 23
Therefore, X is 23 degrees. A straight line has an angle of 180 degrees, so subtracting the given angle would give you X.
Answer:
It's D: 16
Step-by-step explanation:
Any decimal under 1, i believe.