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Sav [38]
4 years ago
7

If the slope of ac 6 what is the slope of bc

Mathematics
1 answer:
Solnce55 [7]4 years ago
3 0
Answer:
Slope of BC=-1/6

Explanation:
What we know:
- the slope of AC is 6
- BC is perpendicular to AC

We know what BC is perpendicular to AC because they meet at a right angle.

To solve this question, we must understand that the slope of a second line perpendicular to the first is equal to the NEGATIVE RECIPROCAL of the slope of the first line.

For example, the slope of line A=8. The slope of the line perpendicular to line A would be -1/8.

Another example: the slope of line B=-6/7. The slope of a line perpendicular to line B would be 7/6. Remember, two negatives make a positive.

And that brings us back to line BC. Because the slope of line AC is 6, the slope of line BC would be -1/6.

I hope this helps! Please comment if you have any questions.
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The ratio of length to width in a rectangle is 3 to 1. If the perimeter of the rectangle is 120 feet, what is the length of the
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Answer:

a = length

b = height(width)

a=3b

2(a+b)=120

2(b+3b)=2(4b)=8b

8b=120

b=15

a=45

length is 45 feet

width is 15 feet

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3 years ago
What is the following number in the series?<br><br> -0.2 | -0.4 | 0.6 | 1.8 | 2.8 | 11.2 | 12.2 | ?
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48.8???????????????????

Step-by-step explanation:

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3 years ago
A chef needs vinegar with an 8% acidity level to make her special sauerbraten. She only has two types of vinegar, one with an ac
miss Akunina [59]

Answer:

She should add 30 ounces of the 12% vinegar she should add to 40 ounces of the 5% vinegar to obtain the needed vinegar with an 8% acidity level.

Step-by-step explanation:

Let X be ounces of the 12% vinegar she should add to 40 ounces of the 5% vinegar to obtain the needed vinegar with an 8% acidity level.

We have the equation

\frac{(X*0.12)+(40*0.05}{X+40} =0.08 when 8% acidity level is reached.

Solving the equation we have

X*0.12+2=0.08(X+40)=0.08X+3.2

That is 0.12X-0.08X=3.2-2=1.2

Finally 0.04X=1.2 and

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8 0
3 years ago
I need help with my math!!!
Aleonysh [2.5K]

Answer:

The correct answer is y = | x + 6 |

6 0
3 years ago
Paper clips cost $2.20 per 1000. How much would I need to pay for 4,500
dem82 [27]

Answer:

2.20 per 1000 so it's gonna be $2.20/1000 per 1. So 4500 take $2.20/1000*4500=...

Step-by-step explanation:

8 0
3 years ago
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