Answer:
r = 22.5
Step-by-step explanation:
R = D/2 = 45/ 2 = 22.5
Answer:
(A) The slope of secant line is 18.
(B) The slope of secant line is h+16.
Step-by-step explanation:
(A)
The given function is

At x=3,

At x=9,

The secant line joining (3,27) and (9,135). So, the slope of secant line is


The slope of secant line is 18.
(B)
The given function is

At x=5,

At x=5+h,

The secant line joining (5,55) and
. So, the slope of secant line is



The slope of secant line is h+16.
Answer:
The expression for the perimeter of the rectangle is: 
Step-by-step explanation:
Perimeter of a rectangle:
A rectangle has length l and width w. It's perimeter is given by:

In this question:

So

The expression for the perimeter of the rectangle is: 
<span>8/(z+4)(x, is the answer hope it helps</span>
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▹ Answer
<em>∞</em>
▹ Step-by-Step Explanation
The answer is ∞ because anything divided by infinity is not defined.
Hope this helps!
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Brainliest is greatly appreciated!
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