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anonymous

  • 5 years ago

Which of the following are NOT sufficient to prove that a quadrilateral is a parallelogram? I. Two pairs of opposite angles congruent. II. Both pairs of opposite sides are parallel. III. Both pairs of opposite sides are congruent. IV. A pair of opposite angles congruent and a pair of opposite sides congruent. V. A pair of adjacent angles are supplementary. VI. One pair of opposite sides are both parallel and congruent. VII. A pair of opposite sides parallel and the other pair of opposite sides congruent. VIII. The diagonals bisect each other. V and VII IV, V,

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  1. anonymous
    • 5 years ago
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    a V and VII IV, V, and VI V, VI, and VII IV and VI

  2. anonymous
    • 5 years ago
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    a b c or d i meant

  3. amistre64
    • 5 years ago
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    if it looks like a rectangle and can be squashed, it a parallelagram i believe

  4. amistre64
    • 5 years ago
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    V says opposite angles add to 180; now I know opposite angles are equal; but 90+90 are the same and supplementary so lets hold on that one

  5. amistre64
    • 5 years ago
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    VII is not sufficient; it can be a iso trap which aint a parallelagram

  6. amistre64
    • 5 years ago
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    since a and c include VII and V we should look at VI to see

  7. amistre64
    • 5 years ago
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    One pair of opposite sides are both parallel and congruent this ones good for paralells lets pick (a)

  8. anonymous
    • 5 years ago
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    k

  9. anonymous
    • 5 years ago
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    GUESS WHAT SIRRRR

  10. amistre64
    • 5 years ago
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    crossing fingers

  11. anonymous
    • 5 years ago
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    YOUR RIGHT GO YOU GO YOU (: ITS YOUR BIRTHDAY LMBO

  12. amistre64
    • 5 years ago
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    :)

  13. anonymous
    • 5 years ago
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    52 percet

  14. amistre64
    • 5 years ago
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    i aint had to do this much geometry since kindergarten :)

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