Answer:
20579.53 will be your answer good sir.
Step-by-step explanation:
Triangles ABC and MNO are similar:
1.) same shape-different size
2.) corresponding angles are equal-both triangles are isosceles triangles.
3.) corresponding sides are in the same ratio 12/7.5=8/5=1.6
Answer: 42
Step-by-step explanation: 15 -8=7 90/15=6 6*7=42