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Question
In △ABC, D is mid-point of AB, and E is mid-point of BC. Calculate : DE, if AC=6.4 cm,
In △ABC, D is mid-point of AB, and E is mid-point of BC. Calculate : DE, if AC=6.4 cm,
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Solution
The correct option is A 3.2 cm
Using mid point theorem, A line segment joining the mid points of the two sides of the triangle, is equal to half the length of the third side.
D and E are the mid points. Hence,
DE=12AC
DE=12(6.4)
DE=3.2cm
Using mid point theorem, A line segment joining the mid points of the two sides of the triangle, is equal to half the length of the third side.
D and E are the mid points. Hence,
DE=12AC
DE=12(6.4)
DE=3.2cm
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