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lidiya [134]
3 years ago
5

A rectangle has an area of 36 inches squared. Write an equation to show how the length (l) varies inversely the width (w).

Mathematics
1 answer:
Anastaziya [24]3 years ago
8 0
Start with the first sentence, and the definition of the area of a rectangle:
l * w = 36

Rewrite the equation to get
l = 36 / w
or
w = 36 / l
Either one shows the inverse relationship between w and l.

Assuming the last part wants you to write an equation for an x-y graph, the equation would be
y = 36 / x
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4+1/2x=12... solve for x.. Help??
irakobra [83]

Answer:

see below

Step-by-step explanation:

Let's solve your equation step-by-step.

4+

1

2

x=12

Step 1: Simplify both sides of the equation.

1

2

x+4=12

Step 2: Subtract 4 from both sides.

1

2

x+4−4=12−4

1

2

x=8

Step 3: Multiply both sides by 2.

2*(

1

2

x)=(2)*(8)

x=16

Answer:

x=16

7 0
3 years ago
Read 2 more answers
In Exercises 1-4, determine whether the dilated figure or the original figure is closer to the center of dilation. Use the given
melamori03 [73]

When the Center of dilation is inside the figure

  1. The original figure is closer to the center of dilation
  2. The dilated figure is closer to the the center of dilation

When the Center of dilation is outside the figure

    3. The original figure is closer to the the center of dilation

    4. The dilated figure is closer to the center of dilation

<em>The </em><em>center of dilation</em><em> is the fixed point from which the distances in a dilation are measured</em>

<em>The </em><em>scale factor </em><em>is ratio of the side lengths of an original figure or preimage to  the side lengths of the newly formed image</em>

Center of dilation is inside the figure

  1. Where the center of dilation is inside the figure, and the scale factor is larger than 1, k = 3 > 1,  we have;

The distance of a point on the dilated figure, including the distances from the center of dilation is 3 times the distances of points on the original image from the center of dilation

Therefore, the original figure has a shorter distance to and is therefore closer to the the center of dilation than the dilated figure

     2. Where the center of dilation is inside the figure, and the scale factor is a fraction between 0 and 1 k = 1/2, we have;

The distance of a point on the dilated figure, including the distances from the center of dilation is 1/2 times the distances of points on the original image from the center of dilation

Therefore, the dilated figure has a shorter distance to and is therefore closer to the the center of dilation than the original figure

Center of dilation outside the figure

     3. Given that the center of dilation is outside the figure and the scale factor is larger than 1, k = 120% = 120/100 = 1.2 > 1, we have;

The distance of the dilated figure from the center of dilation is 120% of the distance of the original figure from the center of dilation, therefore, the original figure is closer to the the center of dilation than the dilated figure

     4. Where the center of dilation is outside the figure and the scale factor is a fraction between 0 and 1, k = 0.1 < 1

The distance of the dilated figure from the center of dilation is only 0.1 times the distance of the original figure from the center of dilation, and therefore, the dilated figure is closer to the center of dilation

Learn more about scale factors and center of dilation here;

brainly.com/question/12162455

4 0
3 years ago
Martin is asked to find the probability of getting 1 head and 3 tails on 4 coin tosses. This is a simple event
QveST [7]
The possible outcomes for 1 HEAD and 3 TAILS are

HTTT
THTT
TTHT
TTTH

Assuming the coin is a fair coin, we have:
Probability of tossing head is 0.5
Probability of tossing tail is 0.5

Probability of tossing the coin four times for each outcome combination listed above is

HTTT = 0.5×0.5×0.5×0.5 = 0.0625
THTT = 0.5×0.5×0.5×0.5 = 0.0625
TTHT = 0.5×0.5×0.5×0.5 = 0.0625
TTTH = 0.5×0.5×0.5×0.5 = 0.0625

Hence, probability of getting three tails and one head from 4 tossing is 
4×0.0625 = 0.25
5 0
3 years ago
The population of Dayton increases by 10% every year. If there are currently 110,000 people living there, what will the populati
MAXImum [283]
You can ask yourself, 110,00 * 10% * 5 years.
4 0
3 years ago
700 decreased by 62% is? <br>​
Murljashka [212]

Answer: 266

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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