By applying the addition formulas for the sum and difference of the two angles to show that

720

step-by-step explanation:

first i did work 2nd i did work and 3rd i did work

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.

i’ll just s take the points thxs