. when its sides are parallel
. when its angles are convex angles
when its sides are congruent
when its angles are right angles
2007-01-23 02:17:45 · 7 answers · asked by bekah_2009 2 in Science & Mathematics ➔ Mathematics
When its 4 angles are right angles.
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2007-01-23 02:21:02 · answer #1 · answered by Anonymous · 1⤊ 0⤋
Even when one of its angles is a right angle, the rhombus becomes a parallelogram.
2007-01-23 02:21:58 · answer #2 · answered by Anonymous · 0⤊ 0⤋
When its angles are right angles. While the other statements are true of rectangles, they also describe non-rectangular parallelograms.
2007-01-23 02:19:43 · answer #3 · answered by gebobs 6 · 0⤊ 0⤋
When the corners are right angles.
2007-01-23 02:25:29 · answer #4 · answered by Anonymous · 0⤊ 0⤋
when it's angles are 90 degrees, ie. right angles
2007-01-23 02:22:11 · answer #5 · answered by Barhoum_g 2 · 0⤊ 0⤋
when its angles are right angles.......others are properties of a rhombus
2007-01-23 02:23:56 · answer #6 · answered by iron muncher 3 · 0⤊ 0⤋
%~~~ this is a worm
2007-01-23 02:22:54 · answer #7 · answered by livinia 4 · 0⤊ 1⤋