Quadrilaterals Flashcard

Front

What is a rhombus?

Back

A rhombus is a type of quadrilateral where all four sides are of equal length, and opposite angles are equal.

Front

What is the property of opposite angles in a parallelogram?

Back

The opposite angles of a parallelogram are congruent.

Front

If WZ = 27, what is WY using the Pythagorean Theorem?

Back

WY = 38.2.

Front

What is the sum of the interior angles of a quadrilateral?

Back

The sum of the interior angles of a quadrilateral is 360°.

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with four right angles and opposite sides that are equal in length.

Front

What is the relationship between the diagonals of a rhombus?

Back

The diagonals of a rhombus bisect each other at right angles.

Front

How do you find the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = length × width).

Front

What is the definition of supplementary angles?

Back

Supplementary angles are two angles whose sum is 180°.

Front

What is the definition of complementary angles?

Back

Complementary angles are two angles whose sum is 90°.

Front

If the sides of a rhombus are 10 cm, what is the perimeter?

Back

The perimeter of a rhombus is 4 times the length of one side (Perimeter = 4 × side length = 40 cm).