What is the relationship between a 7 and a negative 7

They're all the same distance from 0 on the number line.

Step-by-step explanation:

That's a similarity. If you want to know the difference, then it should be that one is greater than 0, and the other is less than 0.

I'm pretty sure that's what you're asking for, right?

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

step-by-step explanation:

sorry i just needed points for a quiz plz for give me