Yes, most likely. You may also find it helpful to plug the pi symbol along with your answer into your (scientific) calculator as it will give you a more accurate response.
Answer:
u hv to shade 3 rectangles
Step-by-step explanation:

C. It is always a rational number. You cannot determine its sign without knowing the values of a and b.
Answer: 14.5
Step-by-step explanation:
Answer: 7.1 yd
Step-by-step explanation:
the formula for arc length is 2πr(x/360), x being the central angle
input the values, so the equation would be 2π9(45/360), which equals 7.1