Answer:
9x
Step-by-step explanation:
3x3=9 +x=9x hope this helps
496.6
circumference of circle=8pie^2
2*pie*r=8*pie^2
2*r=8*pie
2r=8*22/7
r=176/7÷2
r=12.57
Area of circle=pie*r^2
=22/7*12.57^2
=22/7*158
=496.6
0.73
c/third answer