Brainliest for best answer

A

Step-by-step explanation:

He couldn't have got y= 289 by actually answering the question, let alone subtracted to get y=289. It has to be A.

chase is right because he already been to the swings and he know how far it will be to get there

step-by-step explanation:

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have