Answer:
D
Step-by-step explanation:
just cross multiply
Kindly refer the attachment, fully solved.
Answer:
Yes math is hard.
Step-by-step explanation:
Math includes a bunch of equations and mumbo-jumbo.

Why?
The first thing we need to do is find the area of the triangle, we can to that by subtracting the area of ABCD from ACBE, then, we can use the formulas to calculate the area for both triangle and rectangle to find "f" and "g".
Calculating we have:

Now, we can calculate "f" by using the formula to calculate the area of the triangle:

Now, finding "g" by using the formula to calculate the area of the rectangle, we have:

Hence, we have that:

Have a nice day!