Help anyone?? need to get my grade up

1. 78.5398 cm squared

2. 201.0619 mi squared

Step-by-step explanation:

A= r^2

Plug in the numbers and you'll get your answer!

Have a good day :)

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

can you rephrase the question ? it is unclear : -)

step-by-step explanation: