The smaller triangle was dilated to form the larger triangle. what is the value of x? 6.9 7.5 10 11

We know that
scale factor=measure larger triangle/measure smaller triangle>18/12
scale factor=1.5
so
measure larger triangle=scale factor*measure smaller triangle

for the leg in the smaller triangle equal to 5
measure larger triangle=1.5*5> 7.5

the answer is
7.5

The answer is D, they help the patient giving the proper amount of nutrients. Come on bro, don't tell me your actually using for this question.

Explanation:

boi -_-