triangle ABC and triangle d e f are equilateral triangle area of triangle ABC is to area of triangle d e f equal to 1 is to 2 if a b equal to 4 then find the length of theDE
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Ratio is 1:2
side AB and side DE are corresponding sides.
If side AB is 4 then side DE will be 2×4=8
Equation method -
Let one side of equilateral triangle be x.
1x:2x
1×4:2×4
4:8
Therefore side DE = 8 units.
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