In a triangle ABC, D and E are the mid points of AB and AC respectively. If DE|| BC and
1 answer:
Answer:
DE = 5 cm
Step-by-step explanation:
Using the midline theorem.
A segment joining the midpoints of 2 sides of a triangle DE and parallel to the third side BC is one half the length of the third side, that is
DE = 0.5BC = 0.5 × 10 = 5
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