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horsena [70]
3 years ago
6

Theorem: A line parallel to one side of a triangle divides the other two proportionately.

Mathematics
1 answer:
Pepsi [2]3 years ago
3 0

Answer:

c

Step-by-step explanation:

C. BD= 20

Use similar triangles to write a proportion and then cross multiply to solve.

AE: AC = AD:AB

(ONCE YOU KNOW AB YOU CAN SUBTRACT AD FROM AB TO GET BD =20)

So, 15:40 = 12: AB=32.  now 32-12 = 20 so BD = 20

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Rylee is learning about prime numbers in math class. Her friend ask her to name all prime number between 10 and 20. What numbers
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Answer:

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11, 13, 17, 19

Those are all of the prime numbers that are between 10 and 20.

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3 years ago
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Marco would like to hang a banner over his shoe store. He has two ladders and would like to know how high above the ground each
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2 years ago
I NEED HELP ASAP ! PLS!
amm1812

Answer:

x = 106°

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hope this answers will be helpful for you and plzzz mark my answer as brainlist plzzzz vote me also.....

5 0
2 years ago
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Answer:

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Step-by-step explanation:

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All you really have to do is divide 50 by 2, which results in 25.

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