Which proportion can you use to find the value of a?
There is a right angle triangle whose base is a and hypotenuse is 18. There is segment start from right angle and perpendicular to hypotenuse. The hypotenuse divided into two parts. The largest part length is 16.
A. 34a=a16
B. A2=16a
C. A18=2a
D. 18a=a16
