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amm1812
2 years ago
15

How do I do it? Acellus exam help

Mathematics
1 answer:
Mnenie [13.5K]2 years ago
4 0

Answer:

30

Step-by-step explanation:

triangle ABC is proportional to triangle BCD so

hypothenuse of ABC/ ajdacent of ABC = hypotrnus BCD/ ajdacent of BCD

in short

AC/BC = BC/DC

10/x = x/3

10 . 3 = x²

x² = 30

x = √30

so the question mark is 30

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3 years ago
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Answer:

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3 0
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3 years ago
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4 0
2 years ago
Harold wants to get at least a grade of 84 in math class. His grade will be the average of two test scores. He got a 77 on the f
Andrew [12]
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3 years ago
Read 2 more answers
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