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Setler79 [48]
2 years ago
13

1+1= 5 2 3 1 help me plz

Mathematics
2 answers:
EleoNora [17]2 years ago
7 0

Answer:

2 haha

Step-by-step explanation:

lawyer [7]2 years ago
5 0

Answer:

2

Step-by-step explanation:

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Can you please answer both and show work
Effectus [21]

90*.1=9

90-9=81

81

190*.200=38

190-38=152

152

6 0
3 years ago
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The diagram shows a triangle.<br><br> What is the value of v?
Andrej [43]

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30

Step-by-step explanation:

8 0
3 years ago
What degree of rotation is represented on this matrix
Korvikt [17]

Answer:

Option B is correct

the degree of rotation is, -90^{\circ}

Step-by-step explanation:

A rotation matrix is a matrix that is used to perform a rotation in Euclidean space.

To find the degree of rotation using a standard rotation matrix i.e,

R = \begin{bmatrix}\cos \theta & -\sin \theta \\ \sin \theta & \cos \theta \end{bmatrix}

Given the matrix: \begin{bmatrix}0 & 1 \\ -1 & 0\end{bmatrix}

Now, equate the given matrix with standard matrix we have;

\begin{bmatrix}\cos \theta & -\sin \theta \\ \sin \theta & \cos \theta \end{bmatrix} =  \begin{bmatrix}0 & 1 \\ -1 & 0\end{bmatrix}

On comparing we get;

\cos \theta = 0       and -\sin \theta =1  

As,we know:

  • \cos \theta = \cos(-\theta)
  • \sin(-\theta) = -\sin \theta

\cos \theta = \cos(90^{\circ}) = \cos( -90^{\circ})

we get;

\theta = -90^{\circ}

and

\sin \theta =- \sin (90^{\circ}) = \sin ( -90^{\circ})

we get;

\theta = -90^{\circ}

Therefore, the degree of rotation is, -90^{\circ}

7 0
3 years ago
How many hours are u in class from 2:33 to 3:30
muminat
57 min or 0.95 hours
5 0
3 years ago
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If 1/2 = 32/d what is d first answer gets brainerlist
Scilla [17]

Answer:

D would be equal to 64

You just need to multiply 32 by 2

4 0
3 years ago
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