a/9 = b/12 = 20/15
easy to find a and b
or
(9,12,15) = 3(3,4,5)
(?,?,20) = 4(3,4,5)
the sides of a triangle is 9,12,15cm..Find the sides of a similar triangle if the longest side is 20 cm
2 answers
12
16
20
16
20