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Math Help - Similar Triangles

  1. #1
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    Similar Triangles

    Which is
    not a property of all similar triangles?

    (1) The corresponding angles are congruent.
    (2) The corresponding sides are congruent.
    (3) The perimeters are in the same ratio as the corresponding sides.

    (4) The altitudes are in the same ratio as the corresponding sides.
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  2. #2
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    Quote Originally Posted by magentarita View Post
    Which is
    not a property of all similar triangles?


    (1) The corresponding angles are congruent.
    (2) The corresponding sides are congruent.
    (3) The perimeters are in the same ratio as the corresponding sides.
    (4) The altitudes are in the same ratio as the corresponding sides.

    (2) not.
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  3. #3
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    why...

    Quote Originally Posted by repcvt View Post
    (2) not.
    The answer is choice (2) but why?

    Thanks
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  4. #4
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    Quote Originally Posted by magentarita View Post
    The answer is choice (2) but why?

    Thanks
    From these two triangel ,think u can understand.
    Attached Thumbnails Attached Thumbnails Similar Triangles-triangel_similar.bmp  
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  5. #5
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    ok...

    Quote Originally Posted by repcvt View Post
    From these two triangel ,think u can understand.
    I got it now.
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