2D Shapes Review

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle with all sides of different lengths.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width). For a rectangle with length 6 cm and width 2 cm, the perimeter is 16 cm.

Front

What are the characteristics of a rhombus?

Back

A rhombus has 4 sides of equal length and opposite angles that are equal. It does not have 4 square corners.

Front

What is the difference between an equilateral triangle and an isosceles triangle?

Back

An equilateral triangle has all sides equal, while an isosceles triangle has at least two sides equal.

Front

What is a Venn Diagram?

Back

A Venn Diagram is a visual representation used to show the relationships between different sets.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle measuring 90 degrees.

Front

What is the definition of parallel lines?

Back

Parallel lines are lines in a plane that never meet and are always the same distance apart.

Front

What is a quadrilateral?

Back

A quadrilateral is a polygon with four sides.

Front

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

Back

The sum of the interior angles of a triangle is always 180 degrees.