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Terms in this set (33)
A square is a rhombus.
The diagonals of a parallelogram bisect the angles of the parallelogram.
A quadrilateral with one pair of sides congruent and one pair of sides parallel is a parallelogram.
The diagonals of a rhombus are congruent.
A rectangle has consecutive congruent sides.
A rectangle has perpendicular diagonals.
The diagonals of a rhombus bisect each other.
The diagonals of a parallelogram are perpendicular bisectors of each other.
Perpendicular lines lie in the same plane.
Two lines are perpendicular if and only if they form congruent adjacent angles.
If a pair of vertical angles are supplementary, then lines forming the angles are perpendicular.
If there are two points, then there exists exactly one line.
A right triangles is also equilateral.
If a triangle has an obtuse angle, then its orthocenter is outside the triangle.
In a rectangle, the perpendicular bisectors of the two diagonals are perpendicular.
If an equilateral triangle shares 2 sides with a parallelogram, then it is a rhombus.
The base of an isosceles triangle is greater than the sum of its two legs.
The exterior angle of a regular polygon is less than an interior angle.
If two angles are supplementary to the same angle, the they are supplementary to each other.
If parallel lines are cut by a transversal, then alternate interior angles are not congruent.
Passing through a point not on line l, there exists exactly one line perpendicular to line l.
Passing through a point not on line l, there exists exactly one line parallel to line l.
The converse of a theorem is true.
A theorem can be proven.
Two intersecting lines are coplanar.
Supplementary angles form a linear pair.
If line 1 is in plane X and line 2 is in plane Y and plane X is parallel to plane Y, then line 1 is parallel to line 2.
If points M and N are on line PQ and line PM is congruent to line NQ, then line PN is congruent to line MQ
A rhombus is a square.
A parallelogram is a rectangle.
A rectangle is a parallelogram.
A trapezoid is a quadrilateral.
A quadrilateral is a trapezoid.
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