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Scrat [10]
3 years ago
11

AC = 9x - 12, CD = 4x + 18, AD = ?​

Mathematics
1 answer:
GrogVix [38]3 years ago
3 0

If we assume that point C is somewhere on segment AD, then,

AD = AC + CD

AD = (9x-12) + (4x+18)

AD = (9x+4x) + (-12+18)

AD = 13x+6    is the answer

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3. Find the length of the missing side given the information below.
Lubov Fominskaja [6]
<h3>Answer:  12.5  (choice C)</h3>

=================================================

We apply the pythagorean theorem to find this answer.

a = 11 and b = 6 are the given legs

c = unknown hypotenuse

So,

a^2+b^2 = c^2

c = sqrt( a^2+b^2 )

c = sqrt( 11^2 + 6^2 )

c = sqrt( 121 + 36 )

c = sqrt( 157 )

c = 12.52996 approximately

c = 12.5

Side note: once you replace 'a' and b with 11 and 6, you can compute everything with a calculator in one single step more or less. The steps above are shown if you wanted to find the exact value sqrt(157).

7 0
3 years ago
You are driving from Kansas City to Denver. The distance (in miles) you
ad-work [718]

Answer:

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Step-by-step explanation:

The slope is 70, y = mx + c, where m is the slope

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5 0
3 years ago
How do you work out the value of x?
denis23 [38]

Answer: 45

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x = 45 degrees

6 0
3 years ago
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Norma-Jean [14]
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3.36242487588 is the answer


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