Area and Perimeter

Front

What is the formula for calculating the perimeter of a rectangle?

Back

The perimeter (P) of a rectangle is calculated using the formula P = 2(length + width).

Front

How do you calculate the area of a rectangle?

Back

The area (A) of a rectangle is calculated using the formula A = length × width.

Front

What is the formula for calculating the area of a square?

Back

The area (A) of a square is calculated using the formula A = side × side, or A = side².

Front

What is the perimeter of a square with a side length of 5 cm?

Back

The perimeter (P) of a square is calculated using the formula P = 4 × side. For a side length of 5 cm, P = 4 × 5 = 20 cm.

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around a shape.

Front

How do you calculate the area of a triangle?

Back

The area (A) of a triangle is calculated using the formula A = 1/2 × base × height.

Front

What is the formula for the perimeter of a triangle?

Back

The perimeter (P) of a triangle is calculated by adding the lengths of all three sides: P = side1 + side2 + side3.

Front

What is the area of a circle?

Back

The area (A) of a circle is calculated using the formula A = π × radius².

Front

How do you calculate the circumference of a circle?

Back

The circumference (C) of a circle is calculated using the formula C = 2 × π × radius.

Front

What is a composite figure?

Back

A composite figure is a shape that is made up of two or more simple shapes, such as rectangles, triangles, and circles.