Question

The lengths of the sides of a triangle are 6, 7, and 9. Find the longest side of a similar triangle whose shortest side is 4.

Answer 1

find ratio of the 2 shortest sides 4 & 6

4/6 = 2/3 = 0.666666

them multiply longest side by that so 9 * 2/3= 6

so longest side is 6