7____ is the one that couldn't used to complete a table of eqiuvalent ratios
Insufficient data..u need to give the perimeter though!
The circumference is found by multiplying the radius by pi by 2
And then the arc length would be multiplied by the fraction of the circle..
So using what you wrote is correct, but the answer you got is incorrect.
2x 3.14 x 90 = 565.2 meters
565.2 x 90/360 = 141.3 meters
