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Professor(1) Parallelogram A parallelogram is a quadrilateral with two sets of parallel sides. The opposite or facing sides of a parallelogram are of equal length, and the opposite angles of a parallelogram are equal.
(2) Square
A square is a regular quadrilateral. This means that is has four equal sides and four equal angles.
(3) Rhombus
A rhombus is a quadrilateral whose four sides all have the same length. Opposite angles of a rhombus have equal measure. The two diagonals of a rhombus are perpendicular.
(4) Rectangle
A rectangle normally refers to a quadrilateral with four right angles.
Parallelogram
Square
Rhombus
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Which quadrilaterals are consecutive and opposite angles always congruent?
quadrilaterals are consecutive and opposite angles always congruent?
If two sides of a triangle are congruent then the angles opposite those sides are congruent?
always
What quadrilateral always has 4 congruent angles and opposite sides that are congruent are paralle?
It is a rectangle.
Does a rhombus always have four right angles?
A rhombus is a quadrilateral with four congruent sides. The opposite angles are congruent but not necessarily 90 degrees.
Opposite angles in a parallelogram are?
Congruent
