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lora16 [44]
3 years ago
10

Help me pls, here you are.

Mathematics
1 answer:
VLD [36.1K]3 years ago
3 0

Answer:

The answer is -3/8

Step-by-step explanation:

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The scale factor of the blueprint of a wall to the actual wall is 0.07. The area of the actual wall is 36ft² what is the area of
ss7ja [257]

Answer:

The area of the wall on the blueprint is 0.1764 ft²

Step-by-step explanation:

The scale is the relationship that exists between the magnitudes of a drawing and the actual dimensions.

The scale factor is the ratio of the dimensions in two similar figures. The term "similar figures" refers to figures that have the same shape but different sizes.

 The ratio between areas is equal to the squared scale factor. This is,  the scale factor for areas is the squared scale factor,

To solve scale problems in this case, then the following proportion must be proposed:

\frac{representation area}{actual area} =scale factor^{2}

Being:

  • representation area=?
  • actual area=36 ft²
  • scale factor=0.07

Replacing:

\frac{representation area}{36 ft^{2} } =0.07^{2}

Solving:

representation area= 0.07²*36 ft²

representation area=0.1764 ft²

<u><em>The area of the wall on the blueprint is 0.1764 ft²</em></u>

4 0
4 years ago
What should be the three sides of a triangle to make it right triangle?
drek231 [11]
Sum of square of two sides must be equal to the square of third side.
5 0
3 years ago
What is the volume of a cube with length 8 feet? <br><br><br><br> ft³
Reika [66]
The answer would be 8 cubed, or 512 feet. just multiply the side by the width by the height and you have your answer.
4 0
3 years ago
Which number is in the solution set for the following inequality?
Mumz [18]

Aísle la variable dividiendo cada lado por factores que no contienen la variable.

Forma de inecuación:

×>7

Notación de intervalos:

(7,∞)(7,∞)

7 0
3 years ago
Is this sequence arithmetic,<br> geometric<br> or neither?<br> 3.5. -4, -7.5...
kvasek [131]

Answer:

Neither

Step-by-step explanation:

If the sequence was geometric, each term would be multiplied by the same multiplier to get to the next one. We can check if the multiplier is the same by taking a term and dividing it by the term before it. For example,

-4/3.5=-1.14285714

-7.5/-4=1.87500

The multiplier between the terms aren't the same so it's not geometric.

For arithmetic, the distances between each term would be the same, and we can take the same idea from the geometric sequence, but use subtraction instead of division

-4-3,5=-7.5

-7.5-(-4)=-3.5

Again, the distances aren't the same, so it's not arithmetic.

8 0
3 years ago
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