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ziro4ka [17]
3 years ago
14

What is the reference angle for the angle with measure −π4?

Mathematics
2 answers:
Jet001 [13]3 years ago
7 0

Answer:

What is the reference angle for the angle with measure −π/4?

Answer:  n/4

pie/4

Step-by-step explanation:

I just took the test lol the other answer is wrong.

tresset_1 [31]3 years ago
6 0

Answer:

D -7π4

Step-by-step explanation:

Just took the test my dude :D

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I’m thinking the answer is A :)<br> A. Y=2x+4<br> B. Y=4x+2 <br> C. Y=2x-4<br> D. Y=4x-2
madreJ [45]

Answer:

A

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Calculate m using the slope formula

m = \frac{y_{2}-y_{1}  }{x_{2}-x_{1}  }

with (x₁, y₁ ) = (- 2, 0) and (x₂, y₂ ) = (0, 4) ← 2 points on the line

m = \frac{4-0}{0-(-2)} = \frac{4}{0+2} = \frac{4}{2} = 2

The line crosses the y- axis at (0, 4 ) ⇒ c = 4

y = 2x + 4 → A

5 0
3 years ago
Please help,I really need it
dalvyx [7]
What do you need help with?
5 0
3 years ago
I need help ASAP<br> Please and thank you
Vitek1552 [10]

Answer:

25x + 57 + x  = 45x(sum \: of \: two \: opposite \:interior \: angles \: is \: equal \: to \: exterior \: ange)\\ 26x + 57 = 45x \\ 57 = 45x - 26x \\ 57 = 19x \\  \frac{57}{19}  = x \\ x = 3

swipe on solution for full explanation

3 0
3 years ago
Please help if you can
Arisa [49]

Answer:

Option D

Step-by-step explanation:

Formula to be used,

Scale factor = \frac{\text{Dimension of the image rectangle}}{\text{Dimension of the original}}

By this formula,

\frac{7}{2}=\frac{\text{Length of the dilated rectangle}}{\text{Length of the original rectangle}}

\frac{7}{2}=\frac{L}{22}

L = \frac{7\times 22}{2}

  = 77 inches

Similarly, width of the the dilated rectangle = \frac{7}{2}\times 10

                                                                        = 35 inches

Perimeter of the new rectangle = 2(Length + width)

                                                    = 2(77 + 35)

                                                    = 224 inches

Option (D) will be the correct option.

7 0
3 years ago
Solve <br><br> 9x-3=60<br><br> 7- <br><br> 6<br><br> 7<br><br> 3
ivolga24 [154]

If you want to solve it in standard way,follow:

9x=63 ==> x=7

3 0
4 years ago
Read 2 more answers
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