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Sliva [168]
3 years ago
9

How many square feet of outdoor carpet will we need for this hole?

Mathematics
2 answers:
Lelu [443]3 years ago
7 0

You would need 6ft of carpet.

Y_Kistochka [10]3 years ago
5 0

Answer:

36 square feet

Step-by-step explanation:

The shape of the hole is a triangle with a rectangular hole cut in it.  First we find the area of the triangle.  The base of the triangle is 7 and the height is 12.  The area of a triangle is found using the formula

A = 1/2bh

Using our values, we have

A = 1/2(7)(12) = 1/2(84) = 42 ft²

The rectangular portion that is cut out has dimensions of 2 feet by 3 feet.  The formula for the area of a rectangle is

A = lw

Using our dimensions, we have

A = 2(3) = 6 ft²

The area that is covered is the difference between these two:

A = 42 - 6 = 36 ft²

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PLZZZZZZZZ HEPL ME TYSM PLZZZZ 40PTS
Tanzania [10]

Answer:

that makes no sense call your teacher for helpy

3 0
3 years ago
Read 2 more answers
Rewrite the equation 6x – 9y = 12 in terms of y.
faust18 [17]

Answer:

Step-by-step explanation:

6x - 9y = 12

subtract 6x from both sides

-9y = 12 - 6x

divide both sides by -9

y = -4/3 + 2/3x

or

y = 2/3x - 4/3

3 0
3 years ago
Parallel lines are cut by a transversal such that the alternate interior angles have measures of 3x + 17 and x + 53 degrees. Th
vekshin1
It is a rule that alternate angles are equal, so using this fact, we can say that:
3x + 17 = x + 53
- x
2x + 17 = 53
- 17
2x = 36
÷ 2
x = 18
Which means that your answer would be B. x = 18
I hope this helps!
4 0
3 years ago
Company earns S dollars by selling y items per week. According to the equation S(y)=−2y^2+60y+10, how many items does company ne
sp2606 [1]

Answer:

Max = 15

Step-by-step explanation:

Given

s(y) = -2y^2 + 60y + 10

Required

Determine number of items that gives maximum earnings;

The general form of a quadratic equation is:

s(y) = ay^2 + by + c

And the maximum is calculated as:

Max = \frac{-b}{2a} If a<0

Comparing s(y) = ay^2 + by + c to s(y) = -2y^2 + 60y + 10

We have that:

a = -2     b = 60   c = 10

Substitute these values to

Max = \frac{-b}{2a}

Max = \frac{-60}{2 * -2}

Max = \frac{-60}{-4}

Max = 15

<em>The number of item that maximizes the function is when y = 15</em>

7 0
3 years ago
Segment AB has endpoints with coordinates A: (-4, -7) and B: (8, -4). Determine the value of the x-coordinate of the interior po
Nadusha1986 [10]

Answer:

 ≈ <em>3.4</em><em> </em>

Step-by-step explanation:

Coordinates of the point that divide segment with endpoints A( x_{1} , y_{1} ) and B( x_{2} , y_{2} ) in a ratio a : b are

\frac{bx_{1} +ax_{2} }{a+b} , \frac{by_{1} +ay_{2} }{a+b} )

A(- 4, - 7)

B(8, - 4)

Ratio 8 : 5

x-coordinate is \frac{5(-4)+8(8)}{8+5} = \frac{44}{13} ≈ <em>3.4</em>

3 0
3 years ago
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