Answer: 24 ft
Step-by-step explanation:
By the Pythagorean theorem,

What is The area of A rectangle ABCD in square units is going to be p=a+b+c
Answer:

Step-by-step explanation:

convert mixed fraction into improper fraction.

calculate the sum of the fraction:

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You have a typo in your equation. For this type of quadratic equation, it always starts out with a negative coefficient of the t squared term.
To find the x-coordinate of the vertex, we just need to use the expression: -b/2a.
Then, we have:
-24 / (2(-4))
-24 / -8
3