Chapter C2- quadillaterals Flashcards
What are the properties of a square?
SQUARE All the sides are equal in length The opposite sides are parallel All the angles are 90 degrees Diagnols bisect perpendicularly and bisect angles Diagnols equal in length
What is the formular for calculating area of a square?
A= L squared
What is the formular for calculating perimeter of a square?
P= 4L
What are the properties of a rectangle?
Opposite sides are parallel and equal in length
All angles are 90 degrees
Diagnols bisect one another
The diagnols are equal in length
What is the formular for calculating area of a rectangle?
A= L times B
What are the properties of a parallelogram?
Opposite sides are parallel and equal in length
Opposite angles are equal
Diagnols bisect one another
What is the formular for calculating area of a parallelogram?
A= B times perpendicular H
What are the properties of a rhombus?
RHOMBUS All the sides are equal in length The opposite sides are parallel Opposite angles are equal Diagnols bisect perpendicularly and bisect all angles
What is the formular for calculating area of a rhombus
A= B times perpendicular H OR 1/2 times one diagnol times the other diagnol
What are the properties of a trapezium?
Only one pair of opposite sides is parallel
What are the properties of a kite?
Pairs of adjacent sides are equal
One pair of opposite angles is equal
The diagonals are perpendicular to one another and the longest diagnol bisect the shorter diagonal
The sum of the interior angles of a quadillateral is…
360 degrees
What is the formular for calculating perimeter of a rhombus?
P= 4S
What is the formular for calculating perimeter of a parallelogram?
P= 2B+2S
What is the formular for calculating perimeter of a rectangle?
P= 2L+2B
