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bazaltina [42]
3 years ago
10

Lines A and B are parallel lines find the measure of angle 2 will mark brainiest​

Mathematics
1 answer:
balu736 [363]3 years ago
7 0

Answer:

<h2>90</h2><h2 />

Step-by-step explanation:

see attached image.

internal angle must be equal to 180

  • ∠2 + 33 + 57 = 180
  • ∠2 = 180 - 57 - 33
  • ∠2 = 90

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How do I do this 7:13 21:39
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What is the result of a dilation of scale factor 3 centered at the origin of the line 2y + 3x=10?? PLEASE HELP PLEASEEEEEEEEE
maks197457 [2]

Given:

The equation of a line is:

2y+3x=10

The line is dilated by factor 3.

To find:

The result of dilation.

Solution:

The equation of a line is:

2y+3x=10

For x=0,

2y+3(0)=10

2y+0=10

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For x=2,

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2y+6=10

2y=10-6

2y=4

Divide both sides by 2.

y=\dfrac{4}{2}

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The given line passes through the two points A(0,5) and B(2,2).

If the line dilated by factor 3 with origin as center of dilation, then

(x,y)\to (3x,3y)

Using this rule, we get

A(0,5)\to A'(3(0),3(5))

A(0,5)\to A'(0,15)

Similarly,

B(2,2)\to B'(3(2),3(2))

B(2,2)\to B'(6,6)

The dilated line passes through the points A'(0,15) and B'(6,6). So, the equation of dilated line is:

y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)

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y-15=\dfrac{-9}{6}(x)

y-15=\dfrac{-3}{2}x

Multiply both sides by 2.

2(y-15)=-3x

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2y+3x=30

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3 years ago
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zzz [600]

Answer:

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Step-by-step explanation:

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6 0
3 years ago
Read 2 more answers
10 increased by the product of p and 2
Nuetrik [128]

10 + 2p

increases by means addition

product means multiplication

3 0
3 years ago
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