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enot [183]
3 years ago
11

What is the diameter of 4cm

Mathematics
2 answers:
lorasvet [3.4K]3 years ago
7 0

Answer:

4 cm x 2, or 8 cm.

Step-by-step explanation:

. If you know the circumference of the circle, divide it by π to get the diameter.

Harman [31]3 years ago
5 0

Answer: 8cm

Step-by-step explanation:

If the radius of the circle is 4 cm, then the diameter of the circle is 4 cm x 2, or 8 cm. If you know the circumference of the circle, divide it by π to get the diameter.

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The way to find the area of a shape is to multiply its hieght by its width.

Step-by-step explanation:

The formula to calculate a circles radius is A = πr^{2}

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The volume of a triangular prism with base dimensions of 4 cm height and 10 cm base and a prism height of 15 cm is??
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I think you can do this way:
Volume = B*h where B is the area of the base.
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A party there was four large Submarine sandwiches at all the same size during a party two-thirds of the chicken sandwich and 3/4
Mekhanik [1.2K]

Answer:

69%

Step-by-step explanation:

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What is 47 divided by 2
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Answer:

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Graph the equation by plotting three
Alecsey [184]

Answer:

The three points for the line  -2y = -x + 8 are

point A( x₁ , y₁) ≡ ( 0 ,-4)

point B( x₂ , y₂) ≡ (8 , 0)

point C(x₃ , y₃ ) ≡ (2 , -3)

The Graph is attached below.

Step-by-step explanation:

Given:

-2y = -x + 8........... equation of a line

Let the points be point A, and point B  

To Find:

point A( x₁ , y₁) ≡  ?

point B( x₂ , y₂) ≡ ?

point C(x₃ , y₃ ) ≡ ?

Solution:

For Drawing a graph we require minimum two points but we will have here three points.

For point A( x₁ , y₁)

Put x = 0 in the given equation we get

-2y = -x + 8

-2y = 0 + 8

∴ y=\frac{-8}{2} \\\\y=-4

∴ point A( x₁ , y₁) ≡ ( 0 ,-4)

For point B( x₂ , y₂)

Put y= 0 in the given equation we get

-2 × 0 = -x + 8

x =  8

∴ point B( x₂ , y₂)  ≡ (8 , 0)

For point C(x₃ , y₃ )

Put x = 2 in the given equation we get  

-2y = -2 + 8

-2y = 6

y = - 3

∴ point C(x₃ , y₃ )≡ (2 , -3)

Therefore,

The three points for the line  -2y = -x + 8 are

point A( x₁ , y₁) ≡ ( 0 ,-4) (blue color point on the graph)

point B( x₂ , y₂) ≡ (8 , 0) (green color point on the graph)

point C(x₃ , y₃ ) ≡ (2 , -3) (purple color point on the graph)

The Graph is attached below..

4 0
4 years ago
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