Mathematics for Elementary Educators
III - D127
Parallelograms - AnswerQuadrilaterals with opposite, parallel, equal sides, and equal
opposite angles.
Diagonals: Diagonals bisect each other.
/.Squares - AnswerParallelograms with four equal sides and four 90° angles.
Diagonals: Diagonals are congruent and perpendicular, and they bisect one another.
/.Rectangles - AnswerParallelograms with four right angles, equal opposite sides, and
two sets of parallel opposite sides.
Diagonals: Diagonals are congruent and bisect one another.
/.Rhombuses - AnswerParallelograms with four equal sides, equal opposite angles, and
two sets of parallel opposite sides.
Diagonals: Diagonals are perpendicular and bisect one another
/.Trapezoids - AnswerQuadrilaterals with one pair of parallel opposite sides.
Diagonals: An isosceles trapezoid has congruent diagonals, but other trapezoids do not.
/.Kite - AnswerQuadrilaterals with two sets of adjacent equal sides and one set of equal
opposite angles.
Diagonals: Diagonals are perpendicular.
/.Which quadrilateral has opposite sides that are parallel and equal in length? -
Answerparallelogram
/.Which two types of quadrilateral are not parallelograms? - Answerkite, trapezoid
/.Which quadrilateral has diagonals of equal length that form a right angle? -
Answersquare
/.Which quadrilateral mentioned on this page, in addition to the trapezoid, does not have
two pairs of opposite sides of equal length? - AnswerKite
, /.Three quadrilaterals have diagonals that are congruent: square, rectangle, and -
Answerisosceles trapezoid
/.Which three types of quadrilateral have at least two adjacent sides that are the same
length? - Answerkite, rhombus, square
/.For which type of quadrilateral is it possible to have no equal sides or angles? -
Answertrapezoid
/.Which type of quadrilateral has diagonals that are perpendicular and bisect each other
but which are not congruent? - Answerrhombus
/.Every ________ is also a rectangle, but not every rectangle is this type of
parallelogram - AnswerSquare
/.Which type of quadrilateral has no parallel sides? - AnswerKite
/.Which two types of quadrilateral have diagonals that do not bisect each other? -
Answerkite, trapezoid
/.Which three types of quadrilateral have perpendicular diagonals? - Answerkite,
rhombus, square
/.Which two types of quadrilateral have four equal sides? - Answerrhombus, square
/.Parallelograms have diagonals that - Answerbisect
/.A square has four right angles, like a ____, and four equal sides like a ______ -
Answerrectangle, rhombus
/.The sum of the interior angles of any quadrilateral is - Answer360°
/.isosceles triangles - Answer2 equal angles and 2 equal sides
/.Equilateral triangles - AnswerAll angles are equal, 60 Degrees
All sides are equal
/.Scalene Triangle - AnswerNo angles are equal
No sides are equal
/.triangle inequality theorem - AnswerD+E >F
/.straight angle - Answeran angle that measures 180 degrees
/.right angle - Answeran angle that measures 90 degrees
III - D127
Parallelograms - AnswerQuadrilaterals with opposite, parallel, equal sides, and equal
opposite angles.
Diagonals: Diagonals bisect each other.
/.Squares - AnswerParallelograms with four equal sides and four 90° angles.
Diagonals: Diagonals are congruent and perpendicular, and they bisect one another.
/.Rectangles - AnswerParallelograms with four right angles, equal opposite sides, and
two sets of parallel opposite sides.
Diagonals: Diagonals are congruent and bisect one another.
/.Rhombuses - AnswerParallelograms with four equal sides, equal opposite angles, and
two sets of parallel opposite sides.
Diagonals: Diagonals are perpendicular and bisect one another
/.Trapezoids - AnswerQuadrilaterals with one pair of parallel opposite sides.
Diagonals: An isosceles trapezoid has congruent diagonals, but other trapezoids do not.
/.Kite - AnswerQuadrilaterals with two sets of adjacent equal sides and one set of equal
opposite angles.
Diagonals: Diagonals are perpendicular.
/.Which quadrilateral has opposite sides that are parallel and equal in length? -
Answerparallelogram
/.Which two types of quadrilateral are not parallelograms? - Answerkite, trapezoid
/.Which quadrilateral has diagonals of equal length that form a right angle? -
Answersquare
/.Which quadrilateral mentioned on this page, in addition to the trapezoid, does not have
two pairs of opposite sides of equal length? - AnswerKite
, /.Three quadrilaterals have diagonals that are congruent: square, rectangle, and -
Answerisosceles trapezoid
/.Which three types of quadrilateral have at least two adjacent sides that are the same
length? - Answerkite, rhombus, square
/.For which type of quadrilateral is it possible to have no equal sides or angles? -
Answertrapezoid
/.Which type of quadrilateral has diagonals that are perpendicular and bisect each other
but which are not congruent? - Answerrhombus
/.Every ________ is also a rectangle, but not every rectangle is this type of
parallelogram - AnswerSquare
/.Which type of quadrilateral has no parallel sides? - AnswerKite
/.Which two types of quadrilateral have diagonals that do not bisect each other? -
Answerkite, trapezoid
/.Which three types of quadrilateral have perpendicular diagonals? - Answerkite,
rhombus, square
/.Which two types of quadrilateral have four equal sides? - Answerrhombus, square
/.Parallelograms have diagonals that - Answerbisect
/.A square has four right angles, like a ____, and four equal sides like a ______ -
Answerrectangle, rhombus
/.The sum of the interior angles of any quadrilateral is - Answer360°
/.isosceles triangles - Answer2 equal angles and 2 equal sides
/.Equilateral triangles - AnswerAll angles are equal, 60 Degrees
All sides are equal
/.Scalene Triangle - AnswerNo angles are equal
No sides are equal
/.triangle inequality theorem - AnswerD+E >F
/.straight angle - Answeran angle that measures 180 degrees
/.right angle - Answeran angle that measures 90 degrees
