3 years ago

Floor tile costs $11 per square yard. How much will it cost to tile a bathroom that is 90 square feet?

Mathematics

1 answer:

Usimov [2.4K]3 years ago

8 0

99 Dollars one square foot = 9 square yards

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Write a polynomial that represents the area of the square.

Tema [17]

Answer:

The answer to your question is Area = 49n² - 70n + 25

Step-by-step explanation:

Data

Length of the side = 7n - 5

Formula

Area of a square = side x side

Process

1.- Substitute values

Area = (7n - 5)(7n - 5)

2.- Expand

Area = 49n² - 35n - 35n + 25

3.- Simplify

Area = 49n² - 70n + 25

4.- The polynomial is 49n² - 70n + 25

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4 years ago

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Brrunno [24]

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3 years ago

What is the formula for finding circumference given the radius?

Marianna [84]

Answer:

$C = 2\pi r\\$

Step-by-step explanation:

$Circumference = 2\times \pi \times r$

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3 years ago

If the cos of angle x is 8 over 17 and the triangle was dilated to be two times as big as the original, what would be the value

Viktor [21]

Answer:

the answer is 8/17

Step-by-step explanation:

i got it right on the quiz

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3 years ago

(4x + 8x - 5) + (3x2 + 6x - 7)

ch4aika [34]

Answer:

7x^2 + 14x - 12

Step-by-step explanation:

Add like terms:

(4x + 8x - 5) + (3x2 + 6x - 7) becomes:

4x^2 + 8x - 5 or (grouping like terms in columns):

+ 3x^2 + 6x - 7

---------------------

7x^2 + 14x - 12

5 0

3 years ago