Answer:
Step-by-step explanation:
It’s 5
Some textbooks describe direct variation by saying " y varies directly as x ", " y varies proportionally as x ", or " y is directly proportional to x . ") This means that as x increases, y increases and as x decreases, y decreases—and that the ratio between them always stays the same.
I'm quite sure that the answer is 8
Answer:

Step-by-step explanation:
From the complete question, we have:
Length D to be perpendicular to side AC
So, the area of the triangle is:

Since:
Length D is perpendicular to side AC
Then:


So:
