Answer:
the answer is 1
Step-by-step explanation:
Answer:
The first choice.
Step-by-step explanation:
The area is multiplied by (1/2)^2 = 1/4.
This is because lengths are one dimensional and areas are 2 dimensional.
Answer:
36.08
Step-by-step explanation:
Side DE is the side adjacent to ∠D. Side DF is the hypotenuse of the triangle. Adjacent/hypotenuse is the ratio for cosine; this gives us the equation

To solve this, multiply both sides by 55:

Answer:
Step-by-step explanation:
Do you have the selection of answers?