Wouldn’t the answer be 19.
Answer:
1 1/2x
Step-by-step explanation:
90 minutes is 1 and 1/2 hours so I put that with the x on the end so when you get the number times it by that
If u want to make the shape larger, u will have to multiply it by the scale factor that is greater then 1.
if u want to make the shape smaller, then u will multiply by the scale factor that is between 0 and 1
if the scale factor is 1, then the shapes are congruent