Question

Verify that triangle ABC is equal to DEF . Find the scale factor of triangle ABC to triangle DEF

Answer 1

k = 6 : 5 : 4

Explanation:

BC : AB : AC = 18 : 15 : 12 = 6 : 5 : 4

EF : DE : DF = 12 : 10 : 8 = 6 : 5 : 4