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Amanda [17]
3 years ago
10

Help I don’t understand

Mathematics
1 answer:
OverLord2011 [107]3 years ago
8 0
Rotation about a point does not change any dimensions. C'D' = CD = 2.8 units.
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Match the missing angle measurements to diagram
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Please include the diagram, but all angles in a quadrilateral equal up to 360 and all triangles angles equal up to 180
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3 years ago
The following question find the value of the variables. If your answer is not an integer leave it in simplest radical form
Margarita [4]

Answer:

option 4

Step-by-step explanation:

using the sine/ cosine ratios in the right triangle and the exact values

cos30° = \frac{\sqrt{3} }{2} , sin30° = \frac{1}{2} , then

cos30° = \frac{adjacent}{hypotenuse} = \frac{x}{20\sqrt{3} } = \frac{\sqrt{3} }{2} ( cross- multiply )

2x = 20\sqrt{3} × \sqrt{3} = 20 × 3 = 60 ( divide both sides by 2 )

x = 30

and

sin30° = \frac{opposite}{hypotenuse} = \frac{y}{20\sqrt{3} } = \frac{1}{2} ( cross- multiply )

2y = 20\sqrt{3} ( divide both sides by 2 )

y = 10\sqrt{3}

3 0
2 years ago
Two triangles with the same corresponding side lengths will be congruent is known as the ____.
Westkost [7]

SSS

It has three sides that are equal

hence side-side-side

3 0
3 years ago
Where does the graph of the line y = x - 2 intersect the x-axis?
Shkiper50 [21]

Answer:

Where does the graph of the line y = x - 2 intersect the x-axis?

O A. (0, 2)

O B. (2,0)

O C. (0, -2)

0 D. (-2, 0)

C. ( 0 , -2 )

Step-by-step explanation:

I hope this helps

Follow // Followback

3 0
3 years ago
Find 1 3/5 + 1 1/3 iready
Arisa [49]
20 plus 24
Divided by 15
Which gets you to
44 over 15 or 2 wholes and 14 over 15
5 0
2 years ago
Read 2 more answers
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