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3 years ago

What is the perimeter of 12cm and 18cm

Mathematics

1 answer:

NemiM [27]3 years ago

3 0

Answer:

40cm.

Step-by-step explanation:

40cm is the answer .

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Solve Ax + By = C for x.

Zolol [24]

Answer:

the first option

Step-by-step explanation:

Given

Ax + By = C ( subtract By from both sides )

Ax = C - By ( divide both sides by A )

x = $\frac{C-By}{A}$

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3 years ago

Help on questions 11 and 15 Add and simplify if possible

Svetllana [295]

$\frac{16+x}{x^3}+\frac{7-4x}{x^3}=\frac{16+x+7-4x}{x^3}=\frac{23-3x}{x^3}\\\\======================================\\\\\frac{5}{t-1}+\frac{3}{t}=\frac{5t}{t(t-1)}+\frac{3(t-1)}{t(t-1)}=\frac{5t+3t-3}{t^2-t}=\frac{8t-3}{t^2-t}$

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2 years ago

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What’s the answer???

enyata [817]

Nikkis charges are 20,40,50,80. Dave’s charges are 25 and 37.5.

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3 years ago

If Z1 and Z4 are adjacent and

Andrew [12]

<h3>Answer: B) Linear pair postulate</h3>

Explanation:

As the name implies, "linear pair" means the two angles combine to form a straight line of 180 degrees. Think of gluing the angles together.

As an example, let's say angle 1 was 50 degrees and angle 4 is 130 degrees. They combine to 50+130 = 180 which is a straight angle. I recommend using a protractor to help draw these angles.

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2 years ago

Your drawer contains 6 red socks and 10 blue socks. It's too dark to see which are which, but you grab two anyway. What is the p

AveGali [126]

Answer:

8008

Step-by-step explanation:

nCr=16!/6!*(16-6)!=8008

7 0

3 years ago

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