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Lerok [7]
3 years ago
9

Which statement proves that polygon ABCD is not a rectangle

Mathematics
1 answer:
Elenna [48]3 years ago
8 0

Answer:

ummm u did not add the statements to the question

Step-by-step explanation:

but a polygon ABCD might not be a rectangle if:

  • opposite sides of polygon ABCD are not of equal lengths
  • all angles of the polygon may not be right angles (90°)
  • opposite sides may not be parallel
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Write the equation of the line in slope-intercept form Slope=5/3 Y-Intercept=4
Eddi Din [679]

Answer:

\sf y=\dfrac{5}{3}x+4

Step-by-step explanation:

<u>Given:</u>

<u />\textsf{slope of $\dfrac{5}{3}$, and a y-intercept of $4$}

⇒ Slope-Intercept Form: y = mx + b

<u>where:</u>

  • m is the slope
  • b is the y-intercept (when x = 0)

Substitute the given values:

\sf\\ \implies y=mx+b\\\\\implies y=\dfrac{5}{3}x+4

Learn more here:

brainly.com/question/27803801

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2 years ago
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Please answer the question above.
kenny6666 [7]

Answer:

5.3!

Step-by-step explanation:

( in case you need work ) the angles are congruent so you set them equal to each other!

6x+12=9x-4

you then get 16=3x then divided its 5.3!

8 0
3 years ago
Find x (Will mark brainliest if you are right)
Marizza181 [45]

Answer:

Step-by-step explanation:

(-3x + 2)(45x + 21) + (-4x + 25) = 50

-135x^2 - 63x + 90x + 42 - 4x + 25 = 50

-135x^2 + 23x + 67 = 50

-135x^2 + 23x + 67 - 50 = 0

-135x^2 + 23x + 17 = 0

quadratic formula : x = (-b ± √b^2 - 4ac)/2a

a = -135, b = 23, c = 17

x = -23 ± √23^2 - 4(-135)(17) / (2(-135)

x = (-23 ±√9709 )/ -270

x = 23/270 ± 1 / 270√9709/270

x = 0.4501 or x = - 0.2798 <=== these answers are rounded

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3 years ago
30 points and brainlest if u can solve this ASAP
gizmo_the_mogwai [7]

Answer:

£265.10

Step-by-step explanation:

200+33.60+31.50=£265.10

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3 years ago
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A triangle has sides with lengths of 5x – 7,
Tom [10]

Answer:

10x - 17

Step-by-step explanation:

Perimeter is the sum of all sides

5x - 7 + (3x - 4) + (2x - 6)

10x - 7 - 4 - 6

10x - 17

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3 years ago
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