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2 years ago

A line has____rotational symmetry,

Mathematics

2 answers:

-Dominant- [34]2 years ago

7 0

Answer:

A line has two-fold rotational symmetry; A

Step-by-step explanation:

One fold when it is turned 180°

And another fold when it is turned 360°

Hope that helps!!

Stolb23 [73]2 years ago

3 0

Answer:

two-fold

Step-by-step explanation:

you can rotate it one other way for it to look the exact same, meaning there are a total of 2 ways to rotate it

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lina2011 [118]

C, because the independent variable would be the variable that is changing -- in this case, the temperature. The dependent variable changes according to the independent variable, and is called so because it depends on the temperature of the pool.

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2 years ago

In the data set below, what is the mean absolute deviation? 1, 4, 2, 8, 4, 8

Olin [163]

Answer:

4.5

Step-by-step explanation:

1±4±2±8±4±8=27

27÷6=4.5

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2 years ago

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Vera_Pavlovna [14]

Step-by-step explanation:

here's your solution

=> in first figure , base = 5.5, perpendicular =7.8

=> h^2 = 5.5^2 + 7.8^2

=> h^2 = 30.25 + 60.84

=>h^2 = 91.09

=> h = √91.09

=> h = 9.5

 Both figure are congruent

enc we will get a rectangle by add both 

hope it helps

3 0

2 years ago

Read 2 more answers

Hi loves is this correct? Solve for X. X^2 - 2x + 1 = 0 X= 1?

navik [9.2K]

Answer:

yes x=1

Step-by-step explanation:

x $x^{2} -2x+1=0\\(x-1)^{2}=0 x-1=0 \\x=1$

4 0

2 years ago

What is Esthers error

MAXImum [283]

Answer:

Esther didn't divide the area of the faces by 2.

The correct surface area is 72 cm^2

Step-by-step explanation:

Esther didn't divide the area of the faces by 2.

The correct surface area is:

(4 * 4) + 4((4 * 7)/2)

16 + 4(28/2)

16 + 4(14)

16 + 56 = 72 cm^2

6 0

2 years ago