Question

The figure shows two right triangles, each with its longest side on the same line.

a. Explain how you know the two triangles are similar.
How long iS XY?
c. For each triangle, calculate (vertical side) divided by (horizontal side).
d. What is the slope of the line? Explain how you know.

Answer 1

a) the sides lengths are proportional

b) 6

c) 2/4 = .5 3/6 = .5

D) 1/2 Change in y over change in x.

Explanation: