Assertion: parallelogram's angle | /r/HasProperty | right angles
Facets:
Source sentences:
text: A parallelogram where all angles are right angles is a rectangle!
text: Here all angles are right angles.
text: Here all sides are equal and all the angles are right angles.
text: Do any angles appear to be right angles?
text: A rectangle is a special parallelogram in that all four angles are equal and are right angles (90°).
text: A square is a special parallelogram in that all four angles are equal (and are right angles) and all four sides are equal in length.
text: All squares and rectangles are parallelograms, they are just special parallelograms where all interior angles are right angles.
text: In the case of a parallelogram where the angles are right angles (i.e. a rectangle), this formula simplifies down into the Pythagorean theorem a2 + b2 = c2
text: Because the measures of the interior angles of a quadrilateral add up to 360º, you can show that all four angles of our parallelogram are right angles.
text: It is a special case of the parallelogram where the angles between any two adjacent sides are right angles.
text: All four internal angles of the rectangle are right angles.
text: A quadrilateral with equal sides is called a rhombus, and a parallelogram whose angles are all right angles is called a rectangle.
text: Rectangle: all four angles are right angles.
text: Square (regular quadrilateral): all four sides are of equal length (equilateral), and all four angles are right angles.
text: Yes, because a square is just a rhombus where the angles are all right angles.