Answer:
38. The area is 12x-8
40. The area is 39-13y
Explanation:
38. To find the area of a rectangle, you multiply length times width. You have to multiply 4(3x-2) which is 12x-8
40. The area of a triangle is base times height divided by 2. You have to multiply
which is
to then get 39-13y.
Hope this helped!