Question

Find the Perimeter of the polygon with the vertices X(-1,3), Y(3,0), and Z(-1,-2). Round the answer to the nearest hundredth

Answer 1

Corresponding sides can be changed, yet they still have to be proportional. If they are congruent, then the triangles will be congruent.

The angles always have to be congruent however, or else the whole shape of the triangle will be changed and the triangle will not be similar.

Explanation: