Answer:
First question, answer False. Second question, answer True.
Explanation:
When any shape or line is put onto a scale factor other than 1 or -1, the size of the line will change by a factor.
Knowing that, the perimeter would change because the side lengths are all increased by a scale factor other than 1 and -1.
Question 1: False
However, angles never change by scale factors alone. This is because scale factors always leaves the new shape similar to the old shape.
Knowing this, the angles on the new shape would be the same as to the old shape.
Question 2: True