Assertion: rectangle's angle | /r/HasProperty | equal
Facets:
value: at 90°
type: OTHER
value: in measure
type: OTHER
value: in length
type: OTHER
value: at 90° diagonals
type: LOCATION
value: in length diagonals
type: OTHER
Source sentences:
text: All angles are equal.
text: Alternate angles are equal.
text: Since all the angles of a rectangle are equal, we also call it an equiangular quadrilateral.
text: Also opposite sides are parallel and opposite angles are equal.
text: Also opposite angles are equal (angles "A" are the same, and angles "B" are the same).
text: It is actually a regular quadrilateral, and according to Euclidean geometry (a mathematical system attributed to the Alexandrian Greek mathematician Euclid), it means a square is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides are equal in length).
text: All four angles are equal at 90°
text: In Euclidean geometry, a rectangle is also a quadrilateral and as with the square, has four equal angles at 90°.
text: All four angles are equal at 90°
text: It is a parallelogram All angles are equal at 90°
text: All angles are equal at 90° Diagonals are equal in length Diagonals are equal in length
text: All angles are equal at 90° Diagonals are equal in length Diagonals are equal in length
text: All angles are equal at 90° Diagonals are equal in length Diagonals are equal in length
text: Skew rectangles having four equal angles (not right angles) sounds a plausible definition.
text: CDE} (alternate interior angles are equal in measure)
text: DCE} (alternate interior angles are equal in measure).
text: The opposite angles of a rhombus are equal.
text: A square has two pairs of parallel sides, four right angles, and all four sides are equal.
text: the angles opposite those sides are equal.
text: If two angles of a triangle are equal, then the sides opposite those angles are equal.
text: The opposite angles are equal
text: The opposite angles of a parallelogram are equal.
text: The opposite angles are equal
text: Our first test is the converse of our first property, that the opposite angles of a quadrilateral are equal.
text: If the opposite angles of a quadrilateral are equal, then the quadrilateral is a parallelogram.
text: The opposite angles of a parallelogram are equal.