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pshichka [43]
3 years ago
13

Describe the general properties of rotations. Include a discussion of the properties of rigid transformations, and line segments

connecting corresponding points to each other and to the center of rotation.
Mathematics
2 answers:
Alex777 [14]3 years ago
4 0

Sample Response: Rotations are rigid transformations, which means they preserve the size, length, shape, and angle measures of the figure. However, the orientation is not preserved. Line segments connecting the center of rotation to a point on the pre-image and the corresponding point on the image have equal length. The line segments connecting corresponding vertices are not parallel.


Yanka [14]3 years ago
4 0

Answer:

Sample Response: Rotations are rigid transformations, which means they preserve the size, length, shape, and angle measures of the figure. However, the orientation is not preserved. Line segments connecting the center of rotation to a point on the pre-image and the corresponding point on the image have equal length. The line segments connecting corresponding vertices are not parallel.

Step-by-step explanation:

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a rectangular patio has a length of 12 1/2 feet and an area of 103 1/8 square feet .what is the width of the patio?
jok3333 [9.3K]
L=Length of the rectangular patio

A=Area of the rectangular patio

W=Width of the rectangular patio

f=foot

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

L=25/2f

A=(103+1/8)f²=(824/8+1/8)f²=825/8f²

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

Now, A=L*W=825/8f²

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

<em>USE BODMAS</em>

Therefore:

25/2fW=825/8f²

So...

W=(825/8f²)/(25/2f)

=33/4f
7 0
4 years ago
Read 2 more answers
A number cube is labeled 1 through 6. What is the probability of NOT<br> rolling a 2?
Andre45 [30]

Answer:

Step-by-step explanation:

each of the 6 number has a 1/6 chance of being rolled

 1       2       3      4      5       6

1/6     1/6    1/6    1/6    1/6    1/6

Every time the cube is rolled  there is a 6/6 chance of any number comes up

1/6  +   1/6  +  1/6 +   1/6 +   1/6  +  1/6   = 6/6     or  1  

What is the probability of NOT rolling a 2? Any other number

 1        2       3        4        5         6

1/6  +   0  +  1/6 +   1/6  +  1/6 +   1/6   =   5/6    or    0.8333

5 0
3 years ago
The exponent indicates how many times the
Lena [83]

Answer:

...number its multiplied by itself

Step-by-step explanation:

ex. 2^3 = 2x2x2 = 8

6 0
3 years ago
Jill has been watching the squirrels that live in her neighborhood. The number of squirrels changes each week. n f(n). 1 8. 2 12
qaws [65]

Answer: D) f(n)=8(1.5)^{n-1}


Step-by-step explanation:

From the given table we can see that this is not representing a linear function as the rate of change is not constant.

So it can be exponential growth function A(b)^{n-1},  where A is the initial amount , b is the multiplicative rate of growth and n is the time period in weeks.

Now here at n=1 , f(n)=8

Therefore, A=8

Now, for n=2

f(2)=8(b)^{2-1}\\\Rightarrow12=8b\\\Rightarrow\ b=\frac{12}{8}\\\Rightarrow\ b=1.5

By substitute the values of A and b in the above equation, we get the equation f(n)=8(1.5)^{n-1}

Therefore, the function best shows the relationship between n and f(n) is

f(n)=8(1.5)^{n-1}, where n is the number of weeks.

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3 years ago
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What is the answer to 4(d+7);d= -2
Alekssandra [29.7K]

Answer:

20

Step-by-step explanation:

4(d+7)

Let d= -2

4 ( -2 +7)

Parentheses first

4( 5)

Multiply

20

8 0
3 years ago
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