Answer:
972
Step-by-step explanation:
Answer:
$4
Step-by-step explanation:
40/100=0.4
(10)0.4=4
The formula A=1/2bh is used to find the area of a triangle. You can find from the diagram that the base of this triangle is 9cm, and the height is 4cm. Plug those numbers into the area of a triangle formula.
A=1/2(9)(4)
Multiply to get 18 square cm, which is choice D.
I believe you answer is c.x2-4 because of its form
