we know that having similar triangles so the ratio of sides,area and volume are same.

we know that
will be the area of triangle.

so 
so the ratio of the perimeter of two triangles will be

ratio of the perimeter=
Answer:
x= -5
Step-by-step explanation:
8+(-5)=3
The vertical distance between two things is
(the height of the top one) <u>minus</u> (the height of the bottom one) .
I think a and y is 2 and 3 because in order to get 5 you have to add