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It can, but it doesn't need to. If it does, then besides being a parallelogram,
it's also a rectangle, and it can also be a square but it doesn't need to be.
A parallelogram always has two pairs of equal angles.
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∙ 12y ago
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A parallelogram with four equal sides and four 90 degree angles?
A square is a parallelogram with 4 equal sides and 4 90 degree angles.
Is a parallelogram ever a square?
A parallelogram is a square when all 4 angles of the parallelogram are equal to 90 degrees and all 4 sides are congruent to each other
Two quadrilaterals whose opposite sides are equal and who opposite angles are equal?
Depending on your definition of "opposite", a square, rectangle, or regular parallelogram have opposite sides and opposite angles of equal measure.
What is the name of a parallelogram with 4 right angles but not four congruent angles?
4 right angles, by definition, are four angles of the same measure, and therefore must be congruent angles.
Which quadrilaterals are opposite angles always congruent?
(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) SquareA square is a regular quadrilateral. This means that is has four equal sides and four equal angles.(3) RhombusA 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) RectangleA rectangle normally refers to a quadrilateral with four right angles.ParallelogramSquareRhombus
What is a parallelogram with equal angles?
A rectangle has 4 interior equal angles of 90 degrees each and it is technically a parallelogram.
A parallelogram with four equal sides and four 90 degree angles?
A square is a parallelogram with 4 equal sides and 4 90 degree angles.
Is there 4 angles in a parallelogram?
Yes, a parallelogram has four sides and four internal angles, the opposite side lengths are equal and the opposite angles are equal.
A parallelogram with 4 equal sides but no right angles?
A parallelogram with four equal sides and no right angles is a rhombus.
How does a rectangle differ from a parallelogram?
A rectangle has 4 equal interior angles of 90 degrees whereas a parallelogram has 2 equal acute angles and 2 equal obtuse angles.
What is the difference between a parallelogram and a rectangle?
A parallelogram has 2 equal obtuse angles and 2 equal acute angles whereas a rectangle has 4 equal 90 degree angles
What is a parallelogram that must have 4 equal angles?
It is a rectangle
What is a polygon with 4 equal sides and four angles that are not equal?
a parallelogram
Which name best describes parallelogram with four congruent angles?
A parallelogram with 4 equal right angles is a rectangle.
Is a trapezoid a parallelogram with 4 equal sides but no right angles?
No. A trapezoid is a 4-sided polygon with one pair of parallel sides. A parallelogram with 4 equal sides is a rhombus. (A parallelogram with 4 equal sides and 4 right angles is a square, which is a special case of a rhombus.)
How parallelogram with four equal sides but no right Angles?
a rhombus is a parallelogram with 4 equal sides. It does not need right angles; that is a special case which is a square
What is a parallelogram with 4 equal side and 4 right angles?
a square
