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Artyom0805 [142]
3 years ago
14

Which of these sentences is always true for a parallelogram?

Mathematics
2 answers:
Lubov Fominskaja [6]3 years ago
7 0
<span>Opposite angles are congruent.</span>
Murljashka [212]3 years ago
4 0
The answer is d. opposite angles are congruent.
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2 years ago
Is each line parallel, perpendicular, or neither parallel nor perpendicular to the line −2x+3y=12?
crimeas [40]

Answer:

I like to compare them all the same. Put all the equations in slope intercept form y=mx+b

So you need to isolate y.


Step-by-step explanation:

Main equation to compare y=2/3x + 4

If they have the same slope they are parallel. If they have opposite reciprocal slopes then they are perpendicular.


First one is y=2x +12 neither

Second one is y= -3/2x -1 perpendicular

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3 0
3 years ago
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Reaction 3 results in one compound being separated into its elemental parts. No ionic parts are exchanged. 

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Hence, the answer is Reaction 2. Both NaBr and Ca(OH)2 are ionic compounds. Br - is the anion in NaBr, and (OH)2 is also an anion. Ionic parts are exchanged. 
3 0
3 years ago
Help please I’m almost done also I’ll mark brainliest
tatuchka [14]

Answer:

this is a ratio of 4 inches:5 feet.

if one side becomes 30 feet, means that other one is also multiplied by 6.

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pls mark as brainliest

Step-by-step explanation:

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2 years ago
What is the 4 math methods
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