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sertanlavr [38]
3 years ago
13

What does : mean in a mathematical sentence​

Mathematics
1 answer:
yan [13]3 years ago
6 0

I think division, at least that's how I wrote it in school

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Convert 0.0000001 to the power of 10
Hoochie [10]
I believe it is 10 to the power of negative 7
5 0
4 years ago
Read 2 more answers
Convert the following radian angle into degrees.
NeTakaya

The degree of the radian angle 0.11 is 6.3^{\circ}

Explanation:

It is given that the radian angle is 0.11

We need to determine the degrees of the radian angle.

To convert the radian into degrees, let us multiply the radian with \left(\frac{180}{\pi}\right)

Thus, we have,

0.11\times\left(\frac{180}{\pi}\right)=\frac{19.8}{\pi}

It is given that \pi=3.14

Substituting \pi=3.14 in the above expression, we have,

\frac{19.8}{3.14} =6.303...

Rounding off to the nearest tenth, we have,

6.3^{\circ}

Thus, the degree of the radian angle 0.11 is 6.3^{\circ}

4 0
3 years ago
Fill in the blank. In the triangle below, y=
arsen [322]

Answer:

47.10

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you that ...

... Cos = Adjacent/Hypotenuse

The value y is the length of the hypotenuse, and the given length 35 is the side adjacent to the given angle. Thus, the cosine relationship will be helpful.

Filling in the given values, we have ...

... cos(42°) = 35/y

Multiplying by y/cos(42°), we can find y to be ...

... y = 35/cos(42°) ≈ 35/0.7431

... y ≈ 47.10

Y will be approximately  47.10 in length

Step-by-step explanation:

we will use this  form that we memorized in our schools ............. SOH CAH TOA

CAH means , Cos ∅= Adjacent/Hypotenuse

Given values

∅ =42°

hypotenuse= y

adjacent side length = 35

now putting in our values  into

Cos ∅= Adjacent/Hypotenuse

OR

cos(42°) = 35/y

by multiplying y on both sides we get

y= 35/cos( 42°)

cos(42°)= 0.743

so  y= 35/0.743    

y = 47.10632

OR

y ≈ 47.10

3 0
3 years ago
The variable x represents a value in the set (4,5,6,7) which value of x makes 2(x-4) + 3=5 a true statement ?
brilliants [131]

Answer:

5

Step-by-step explanation:

2(1)+3=5

the answer is 5

5 0
3 years ago
Triangle RST has vertices R(−2, 2), S(1, 1), and T(−1, −3). Find the coordinates for the image of each vertex for the given rota
Vesnalui [34]

Answer:

A. R'(-2,-2),S'(-1,1), and T'(3,-1)

Step-by-step explanation:

Given:

Vertices of triangle RST are R(-2,2),S(1,1), and T(-1,-3).

Rotation is 90° about the center O(0,0). The rotation is counter-clockwise as the angle of rotation is positive.

Now, the co-ordinate rule for 90° rotation counter-clockwise is given as:(x,y) → (-y,x)

x and y values interchange their places with y becoming negative when interchanged.

So, R(-2,2) → R'(-2,-2)

S(1,1) → S'(-1,1)

T(-1,-3) → T'(-(-3),-1)

⇒T(-1,-3) → T'(3,-1)

Therefore, the image of the vertices are R'(-2,-2),S'(-1,1), and T'(3,-1).

6 0
3 years ago
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