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In-s [12.5K]
3 years ago
5

1.3.12

Mathematics
2 answers:
jasenka [17]3 years ago
7 0

Answer:

(0.5,-1.5)

Step-by-step explanation:

this is the numbers i got when I put it in...

m=({-\frac{1+0}{2}  , \frac{-5+2}{2})

(0.5,-1.5)

Elanso [62]3 years ago
7 0

Answer:

S = (2, - 12 )

Step-by-step explanation:

Using the midpoint formula

( \frac{x_{1}+x_{2}  }{2} , \frac{y_{1}+y_{2}  }{2} )

Equate each of the coordinates of the midpoint

let S = (x, y ), then

(x₁, y₁ ) = T(0, 2) and (x₂, y₂ ) = S(x, y ), then

 \frac{0+x}{2} = 1 ( multiply both sides by 2 )

x = 2

\frac{y+2}{2} = - 5 ( multiply both sides by 2 )

y + 2 = - 10 ( subtract 2 from both sides )

y = - 12

S = (2, - 12 )

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egoroff_w [7]
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Lines l and m are parallel
soldi70 [24.7K]

Answer:

  • m∠ABC = 15°

Step-by-step explanation:

<u>Given</u>

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  • m∠BCD = 25°
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Consider alternate interior angles formed by the four parallel lines.

<u>The angles between the two middle lines are equal to:</u>

  • m∠BCD - m∠ABC  = m∠CDE - m∠DEF

<u>Substitute values and solve for x:</u>

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3 years ago
Solve for x 5*2^3x=21
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Which equation below would be best solved by using the addition property of equality?
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Answer: F-23=45

Step-by-step explanation:

The addition property of equality means that if:

A = B

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Then, the correct answer is the last option:

if

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Then we can add the same number to both sides, we can add 23 to both sides and in this way isolate F:

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8 0
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asambeis [7]

Answer:

x = 3

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Step-by-step explanation:

Diagonals of a parallelogram bisect each other into two equal segments. Therefore:

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3 years ago
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