It`s already in standard form but anyways the correct answer is 49.08
Answer:
86.5 square inches
Step-by-step explanation:
Area of circle: pi*r^2
10.5in /2= 5.25in
5.25^2=27.5625
27.5625*3.14=86.54625
rounded 86.5 in
The tenths place, starting from the right, it gets higher going to the left. so the tenths place is only ten times greater than it.