Answer:
3:1 or 3
Step-by-step explanation:
the left triangle is scaling up to the right triangle. 5/15 is 1/3
7/21 is 1/3
4/14 is 1/3
since it is scaling UP, the scale factor is 3:1
Answer:
10 5/8
Step-by-step explanation:
Answer:
3 one good luck with the question
Answer: n=3
Step-by-step explanation: