Please help me all if this or anything you can do thank you

1.
a) c
b) b
c) 8 and 14

2.
a) C = 2n + 4
b) the y intercept would be the same, but the slope would be 5 instead of 2, so the line would be steeper. C = 5n + 4
c) the y intercept would be at 8 instead of 4, but the slope would be the same.

This is what i found “answer: a rigid transformation preserves both the side lengths and the angle measures of a polygon. step-by-step explanation: rigid transformations are the transformations which does not affect the size and the shape of figure .” i hope this you for what your looking for. can you plz mark me brainliest?