Answer:
cosA = 
Step-by-step explanation:
cosA = 
= 
= 
=
Answer:
6x-5=59 answer
Step-by-step explanation:
6x=64
x=64/6
x=10.66
Does radical mean square root?, because radical can mean square root, cube root, fourth root, etc.
Well, I'm going to assume that radical = square root
So, if you have two square root functions, you can multiply the numbers within the square root, so you now have 
, which I'm not sure if you want it simplified or not
Answer:
area= 59.5 perimeter=31.6
Step-by-step explanation:
the area of the square is 49 because 7x7=49 and the area of the triangle is 3x7/2 because it is half of a rectangle so it is 10.5 + 49 = 59.5 and perimeter you add all the sides so 3+7.6+7+7+7= 31.6
Rate of change is -2 because you can do rise over run to find the constant rate of change, and since you are going down you have a negative slope.
