Triangle and triangle are similar. what is the measure of side ?

10

Step-by-step explanation:

we first find out what the increase is and it is 15/9=1 2/3.

The increase is 1 2/3.

to find the "?", we do 6*increase which is 6*1 2/3.

6*1 2/3=10

the answer is 10

b.an increase in a causes b to decrease

step-by-step explanation:

i think you should think about the question and not look online.