Answer:
x ≤ 30
Step-by-step explanation:
'at most' means the same as 'less than or equal to'.
The sign 'for less than or equal' to is ≤.
So it's simply x ≤ 30.
Answer:
where is the rest of the question.......
Hi there!
We can find the area of a triangle with the formula:

Filling in this formula gives us the following answers.
Triangle 1

Triangle 2

Triangle 3
Area of circle= 3.14r^2
r= 4
A= 50.27
Answer: 27 ft
Step-by-step explanation:
Given
the angle of elevation is 
Length of track is 
Vertical rise is given by
