Quadrilaterals

What is the general name for a 4 sided shape?

Quadrilateral

What is the sum of interior angles of a quadrilateral?

360 degrees

How many sides does a square have?

4 sides

Tell me about the sides of a square.

All sides are equal length.

What is the size of 1 of the interior angles of a square?

90 degrees

How many sides does a rectangle have?

4 sides

Tell me about the sides in a rectangle.

Opposite sides are equal lengths

Not all sides are equal lengths

What is the size of 1 interior angle in a rectangle?

90 degrees

How many sides does a trapezium have?

4 sides

How can you identify a trapezium?

Will only have 1 pair of parallel lines

How many sides does a parallelogram have?

4 sides

How can you identify a parallelogram?

It will have 2 pairs of parallel lines.

How many sides does a Rhombus have?

4 sides

How many pairs of parallel lines does a rhombus have?

2

Tell me about the sides of a rhombus.

All sides are equal
Opposite sides are parallel

Tell me about the opposite angles in a rhombus.

Opposite angles are equal

Adjacent angles add to 180

What is the formula for the area of a square and rectangle?

bxh

What is the formula for the area of a parallelogram?

bxh

What is the formula for the area of a trapezium?

½ x (a+b) x h

where a and b are the lengths of the parallel lines.