Answer:
21
Step-by-step explanation:
3:8
8x7 = 56
3x7 = 21
Answer:
Scale factor = 1.5
Step-by-step explanation:
Formula for the scale factor,
Scale factor = 
In this question, image is triangle Y and preimage is triangle X.
Scale factor of X to Y = 
= 1.5
Therefore, scale factor = 1.5 is the answer.
The answer is the second options
Answer huh?
Step-by-step explanation: