Answer:
HGD: 117
FDG: 180
Step-by-step explanation:
To find the decreased percentage,here's what we can do:

In this case,the eqaution would be:

Hope it helps!
Answer:
350.82
Step-by-step explanation:
To find the surface area, you must add up all of the areas of each shape of the prism in order to get the sum surface area.
The rectangle's area (
):

The triangle's area (
):


Now add up all the sides. (3 Rectangles, 2 Triangles.)


The total surface area is 350.82 cm squared.
Answer: The variables have a weak positive correlation
Since r > 0, the correlation is positive. It's a weak correlation because r is closer to 0 than it is to 1.