Question

Can someone plz help and plz explain your answer.

Questions:

Find the area. Use 3.14 for the value of pi. Round your answer to the nearest tenth. diameter = 18 km​

Answer 1

Answer: 254.3 km^2

Area of a circle=(pi)(r)^2
A=(3.14)(18/2)^2
A=(3.14)(9)^2
A=(3.14)(81)
A=254.34

Answer 2

Thanks so much i needed this