A triangle ABC AB =5 cm and BC =8 cm and CA=7 cm if D and e are respectively of midpoint of Ab and BC find the length of the DE.
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By Mid Point theorem, Line joining the mid points of two sides of triangle is parallel to the third side and equal to half of it.
So,
So,
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answer is √db×db+be×be=de
which comes to be 4.71
which comes to be 4.71
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