Answer:
I think D but I'm not 100 percent certain
MARK ME AS A BRAINLIST..........
The correct answer is 2 found by my calculator.
Hey there!

Formula for the area of a triangle is (1/2)bh.
Base of this triangle is 5, height is 4.
Image attached.
Plug values into the formula:
A = (1/2)(5)(4)
Simplify.
A = (1/2)(20)
A = 10
Area of the triangle is 10 units².
Hope this helps!