Classifying Quadrilaterals and Triangles

Front

What is a quadrilateral?

Back

A quadrilateral is a shape with four sides and four angles.

Front

What are the types of quadrilaterals?

Back

The main types of quadrilaterals are squares, rectangles, rhombuses, trapezoids, and parallelograms.

Front

What is a square?

Back

A square is a quadrilateral with four equal sides and four right angles.

Front

What is a rectangle?

Back

A rectangle is a quadrilateral with opposite sides equal and four right angles.

Front

What is a rhombus?

Back

A rhombus is a quadrilateral with all four sides equal and opposite angles equal.

Front

What is a trapezoid?

Back

A trapezoid is a quadrilateral with at least one pair of parallel sides.

Front

How many sides does a triangle have?

Back

A triangle has three sides.

Front

What are the types of triangles?

Back

The main types of triangles are equilateral, isosceles, and scalene.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle with all three sides equal.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle with at least two sides equal.