Answer:
1. 35
2. 145
3. 55
4. 125
5. 55
13. x= 19
Step-by-step explanation:
Answer:
Step-by-step explanation:
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