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anonymous

  • one year ago

WILL GIVE MEDAL + FAN! Justin is using the figure shown below to prove Pythagorean Theorem using triangle similarity: In the given triangle ABC, angle A is 90o and segment AD is perpendicular to segment BC. Which of these could be a step to prove that BC2 = BA2 + CA2? A. By segment addition, DC plus AD is equal to BC. B. By segment addition, DC plus AD is equal to AB. C.By segment addition, DC plus BD is equal to BC. D. By segment addition, DC plus BD is equal to AB.

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    @dan815 @iambatman @welshfella @Hero

  3. anonymous
    • one year ago
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    Well first look at each answer and see, do any of them make sense? Take a. does that make sense? let me know

  4. anonymous
    • one year ago
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    I was thinking C that one makes sense to me but idk

  5. anonymous
    • one year ago
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    @Michele_Laino @mathmate help please!

  6. mathmate
    • one year ago
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    |dw:1441304648174:dw|

  7. mathmate
    • one year ago
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    |dw:1441304763747:dw|

  8. anonymous
    • one year ago
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    Thats what i thought

  9. mathmate
    • one year ago
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    Don't be scared by those mentions about Pythagoras theorem, this question has nothing to do with it. Good, that's correct then!

  10. anonymous
    • one year ago
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    So i was right? C is correct?

  11. mathmate
    • one year ago
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    I don't go by letters, they're confusing and do not help us learn. The correct answer is: By segment addition, DC plus BD is equal to BC.

  12. anonymous
    • one year ago
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    Thank you so much!

  13. mathmate
    • one year ago
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    You're welcome! :)

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