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anonymous

  • 4 years ago

What is the length x of a side of the small inner square? Please give me a second i have to draw it

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  1. anonymous
    • 4 years ago
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    |dw:1328025944981:dw|

  2. anonymous
    • 4 years ago
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    b-a

  3. anonymous
    • 4 years ago
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    how did you figure that out

  4. anonymous
    • 4 years ago
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    |dw:1328026289871:dw|

  5. anonymous
    • 4 years ago
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    since b=a+x, x=b-a

  6. anonymous
    • 4 years ago
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    so we dont use the pyth thereom here

  7. anonymous
    • 4 years ago
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    if you were given the lengths a and b , you would

  8. anonymous
    • 4 years ago
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    nvm, you don't

  9. anonymous
    • 4 years ago
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    so the length of b is equal to x+a

  10. anonymous
    • 4 years ago
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    yeah

  11. anonymous
    • 4 years ago
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    how did you know the other side was equal to a . you drew it in

  12. anonymous
    • 4 years ago
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    |dw:1328026542862:dw|

  13. anonymous
    • 4 years ago
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    |dw:1328026577029:dw| since its a square, I assumed all the lines were proportional

  14. anonymous
    • 4 years ago
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    it was given all the angles are 90 degrees

  15. anonymous
    • 4 years ago
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    so, yeah, the lines are proportional then

  16. anonymous
    • 4 years ago
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    eventhough there are triangles inside a square we assume the lines are still proportional

  17. anonymous
    • 4 years ago
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    the triangles are congruent, so they are proportional, and thus the lines are proportional as well

  18. anonymous
    • 4 years ago
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    okay thank you

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