Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
a quadrilateral with four right angles.
|
rectangle.
EVERY RECTANGLE IS A PARALLELOGRAM. |
|
|
a quadrilateral with four congruent sides.
|
rhombus.
EVERY RHOMBUS IS A PARALLELOGRAM. |
|
|
a quadrilateral with four right angles and four congruent sides.
|
square.
EVERY SQUARE IS A RECTANGLE, A RHOMBUS, AND A PARALLELOGRAM. |
|
|
The diagonals of a rectangle...
|
are congruent
|
|
|
the diagonals of a rhombus...
|
are perpendicular.
|
|
|
Each diagonal of...
|
a rhombus bisects two angles of the rhombus.
|
|
|
The midpoint of the hypotenuse..
|
of a right triangle is equidistan from the three vertices.
|
|
|
If a angle of..
|
a parallelogram is a right angle, then the parallelogram is a rectangle.
|
|
|
If two consecutive sides..
|
of a parallelogram are congruent, then teh parallelogram is a rhombus.
|
|
|
Base angles..
|
of an isosceles trapezoid are congruent.
|
|
|
The median...
|
of a trapezoid:
is parallel to the bases has a length equal to the average of the base lengths. |
