<u>Answer:</u>
40%
<u>Step-by-step explanation:</u>
We are given that last month, Joe's puppy weight 5.4 pounds while this month, the puppy weighed 7.56 pounds.
We are to find the percentage increase of the weight of the puppy
We know that the formula of percentage increase if given by:
<em>Percentage increase = (new value - initial value)/initial value × 100</em>
So substituting the given values to get:
Percentage increase in puppy's weight =
= 40%
The fromula of a slope:

We have the points
and 
Substitute:

<h3>Answer: slope is undefined.</h3><h3 />
It's a vertical line: 
You could just factor out the Trinomial and find the zeros of the equation,
x^2 - 2x -15 = (x - 5)(x + 3) = 0,
x - 5 = 0 and x + 3 = 0, so x = 5,-3 AKA answer choice C
Answer:
87.407
Step-by-step explanation:
circumference = 2*pie*r
= 2*pie*17
=106.8/2
=53.4
53.4+(17*2)
=87.4