Steele Perimeter and Area of Composite Figures

Front

What is the formula for the perimeter of a rectangle?

Back

P = 2(l + w), where l is the length and w is the width.

Front

What is the formula for the area of a rectangle?

Back

A = l × w, where l is the length and w is the width.

Front

What is the formula for the area of a triangle?

Back

A = 1/2 × base × height.

Front

What is the formula for the perimeter of a triangle?

Back

P = a + b + c, where a, b, and c are the lengths of the sides.

Front

What is a composite figure?

Back

A shape that is made up of two or more simple shapes.

Front

How do you find the area of a composite figure?

Back

Calculate the area of each simple shape and then sum them up.

Front

What is the area of a square with a side length of 4 cm?

Back

A = 4 cm × 4 cm = 16 cm².

Front

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

Back

P = 4 × 5 cm = 20 cm.

Front

If a rectangle has a length of 10 cm and a width of 3 cm, what is its area?

Back

A = 10 cm × 3 cm = 30 cm².

Front

If a triangle has a base of 6 cm and a height of 4 cm, what is its area?

Back

A = 1/2 × 6 cm × 4 cm = 12 cm².