199k views
3 votes
Need help on the last two as well this math is hard for me to understand

Need help on the last two as well this math is hard for me to understand-example-1
User Juan Marco
by
7.9k points

1 Answer

2 votes
Answer
#4 = 153.9
#5 = 452.3

Area of a circle = Pi x radius squared

#4 Given radius of 7

Area = 3.14 x 7^2
Area = 3.14 x 49
Area = 153.86
Round to nearest tenth
Area = 153.9

#5 Given radius of 12

Area = 3.14 x 12^2
Area = 3.14 x 144
Area = 452.26
Round to nearest tenth
Area = 452.3
User Pulak Agrawal
by
9.0k points

No related questions found