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Doss [256]
3 years ago
12

Find the value of X and explanation please

Mathematics
1 answer:
worty [1.4K]3 years ago
3 0
150 and the unknown angle next to it equal 180.

180 - 150= unknown angle
30 degrees= unknown angle

Then the triangle also equals 180 so we add the angles and solve for x

3x + 2x + 30= 180
5x + 30= 180
5x= 150
x= 30

3x= 3(30)= 90 degrees
2x= 2(30)= 60 degrees
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Identify the value of p. Give your answers in simplest radical form. HELP PLEASE!!
VikaD [51]

Answer:

C

Step-by-step explanation:

using the cosine ratio to find p

cos 45° = \frac{adjacent}{hypotenuse} = \frac{6}{p}

cross- multiplying gives

p × cos45° = 6 → [ cos 45° = \frac{1}{\sqrt{2} }]

p × \frac{1}{\sqrt{2} } = 6

multiply both sides by \sqrt{2}

⇒ p = 6\sqrt{2} ( third option on list )


7 0
3 years ago
Make w the subject of the formula s = w/a
enot [183]

Answer:

w = sa

Step-by-step explanation:

Given

s = \frac{w}{a} ( multiply both sides by a to clear the fraction )

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8 0
3 years ago
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Elanso [62]
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5 0
3 years ago
A cylinder is sliced by a plane that is not parallel to the base and intersects only the lateral surface. the resulting cross se
Oxana [17]

The cylinder that is sliced by the plane which is not parallel to the base of the cylinder and intersects only at the lateral surface is called an ellipse.

<h3>What is the formation of an Ellipse in a Cylinder?</h3>

When a cylinder with a longitudinal axis (z) is sliced at an angle to the xy plane, an elliptical shape is created.

In a circle, every plane crosses a circular cylinder perpendicularly to its axis. A plane that is neither at right angles to the axis nor parallel to it, crosses the cylinder in an elliptical shape.

Learn more about an ellipse here:

brainly.com/question/26679189

4 0
2 years ago
Read 2 more answers
45 POINTS!<br><br> PLEASE HELPPPPPPPPPPPPPP!
VMariaS [17]

Answer:

This is a direct variation where the constant of variation is 5/9

Step-by-step explanation:

The equation for direct variation is y = kx

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Divide each side by 9

5/9 x = 9y/9

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This is in the form y = k x where k =5/9

7 0
3 years ago
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