Answer:
See attachment
Step-by-step explanation:
To see clearly the graph that represents
we rewrite in vertex form to get;
This is a vertical parabola with vertex at (-1.5,-0.25) and opens upwards.
The required graph is shown in the attachment.
Solving Surface Area Problems hi, please help me with this question i really need some help
1 answer:
The surface area of the rectangular prism is of 144 m².
<h3>What is a rectangular prism?</h3>A rectangular prism is a solid that has three dimensions:
- Length l.
- Width w.
- Height h.
It's surface area is given by:
In this problem, the dimensions are: .
Hence:
The surface area of the rectangular prism is of 144 m².
You can learn more about surface area of a rectangular prism at brainly.com/question/17223528
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The area of the house is the amount of space on the house.
- The length of the addition is x + 20
- The area of the original house is
The area of the addition is given as:
Expand
Factorize
Factor out x + 20
The width of the addition is x - 10.
Hence, the length of the addition is x + 20
<h3>The area of the original house</h3>The dimension of the original house is
x + 20 by x + 10
So, the area is:
Expand
This gives
Hence, the area of the original house is
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