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geometry question !!!!!!!!!!!!!!!!!!!!!!!!!?

ABCD is a parallelogram with side lengths AB=494,BC=380 and diagonal AC=494. Let E be the foot of the perpendicular from A to BC, let F be the foot of the perpendicular from A to CD. What is the value of EF?

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  • 9 years ago
    Favorite Answer

    learn pythagoras theorem

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