no it actually does
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a square i think
In a trapezium, there are two perpendicular lines. These perpendicular lines are the diagonals of the trapezium. The diagonals of a trapezium are the line segments that connect non-adjacent vertices of the trapezium and intersect each other at a right angle.
make a square
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Both!! gezz that's easy :P
4 or 8 Four (the edges of the base square) Perhaps four more, depending on the height of the pyramid, the opposing edges could be perpendicular to each other at the apex.
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a square based pyrmaid has 24 lines of symitry
Two pairs.
"perpendicular"
Including its diagonals there are 6 perpendicular lines
Right angles are made up of perpendicular lines. A square has four of them.
yes it has perpendicular lines
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