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shutvik [7]
3 years ago
15

BC¯¯¯¯¯ is parallel to DE¯¯¯¯¯. What is CE? Enter your answer in the box.

Mathematics
2 answers:
velikii [3]3 years ago
8 0

Answer:

Hence, CE=10

Step-by-step explanation:

" Triangle Proportionality Theorem: If a line parallel to one side of a triangle intersects the other two sides, then it divides those sides proportionally "

i.e.

Here we have:

BC||DE. (i.e. BC is parallel to DE).

Hence we have:

\dfrac{AB}{BD}=\dfrac{AC}{CE}

Here we have:

AB=15, BD=6, AC=25

Hence,

\dfrac{15}{6}=\dfrac{25}{CE}\\\\CE=25\times \dfrac{6}{15}\\\\CE=10

Hence, the length of CE is 10 units.

Andrej [43]3 years ago
5 0

Answer:

10

Step-by-step explanation:

i just took the test and got it right.

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Answer:

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Explanation:

Benito's error was using the equal sign (=) instead of the congruency symbol (≅).

The congruency symbol (≅) means that the elements (segments, angles or figures in general) have the same measure, i.e. they have equal lengths for the segments or equal measure for the angles.

For instance, it is an error saying that the segment AB is equal to the segment BC because, as you clearly see in the picture, they are not same; they have the same length but they are joining different points, that makes them different in essence, although they have the same length. They would be equal only if they are the same figure.

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Answer:

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