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navik [9.2K]
3 years ago
5

Khianna went shopping for her outfit for a dance at the school. She planned to buy shoes, jewelry, nail polish, makeup, and a dr

ess at the mall. At one store she bought nail polish for $4.79 and makeup for $21.45. At another store she bought shoes for $26.43. At a third store she bought her dress for $168.27. She calculated that she spent $389.21. Is this reasonable? Why or why not?
Mathematics
1 answer:
crimeas [40]3 years ago
4 0
Yes, by the time you add up all estimations, you must add taxes.
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Answer:

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The ones that make up number 18 are:

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Step-by-step explanation:

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3 years ago
Freddy is buying wings and nachos for a party. A box of 10 wings cost $7.00. Nachos cost $4.00 per tray. He must spend less that
Verdich [7]
There are several information's already given in the question. Based on those information's the answer can be easily arrived at. Let us first write down the details given.

Cost of a box of 10 wings = $7.00
Cost of a tray of nachos = $4.00
Amount that Freddy can spend is less that $40.
Then the equation will be

7x + 4y < 40

I hope the procedure is clear enough for you to understand.
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3 years ago
Marissa drew and labeled 4 triangles on grid paper as shown below. Which triangle appears to be an obtuse triangle
Pachacha [2.7K]

The triangle that must appear to be obtuse mmust have one of its angle to be greater than 90 but less than 180 degrees:

<h3>What are obtuse triangles?</h3>

Obtuse triangles are triangles that has one of theor angles to greater than 90 degrees.

Most obtuse triangles has two acute angles (angles less than 90 degrees) and a obtuse angle (angles between  90 and 180 degrees)

Hence the triangle that must appear to be obtuse mmust have one of its angle to be greater than 90 but less than 180 degrees:

Learn more on obtuse triangle here: brainly.com/question/3250447

5 0
2 years ago
The graph shows the function f(x) = 3x.What is the value of x when f(x) = 9?
Law Incorporation [45]

Answer:

I'm just guessing so don't judge. 3

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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2 years ago
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