Area, Perimeter, & Circumference

Area

100

What is the formula for the area of a rectangle?

Area = Length x width

200

How many cm² in 1m²?

10000cm²

300

Length is 6cm

width is 2cm

What is the area of the rectangle?

12cm²

400

What is the formula for the area of a parallelogram?

A = base x height

500

Find the side length of a square if its area is:

36 m²

6m

Area

100

What is the formula for the area of a triangle

1/2 x base x height 

200

Parallelogram 

Base = 3m

Height = 12m

Area?

36m²

300

How many mm² in 1m²?

1 million mm²

400

A triangle has area 20 cm² and base 4 cm. Find its height.

10cm

500

A parallelogram has an area of 26 m2 and its base length is 13 m. Draw a diagram and calculate its perpendicular height?

2m

Perimeter

100

A square with 5cm sides

Perimeter?

20cm

200

A rectangle 

L= 11m

W=3m

28m

300

An equilateral triangle that has a perimeter of 18cm

What are the side lengths?

6cm

400

Perimeter of a rectangle = 20cm

Length =8cm

Width =?

2cm

500

Perimeter of a square is 400m

What is the length of 2 sides added together?

200m

Circumference

100

If a radius of a circle is 55cm

What is the total area of the circle?

9503.32cm²

200

If the radius of a circle is 8cm 

What is the circumference?

50.265cm

300

If the diameter of a circle is 10m

What is the circumference?

31.41m

400

What is pie correct to 5 decimal places?

3.14159

500

Calculate the perimeter of a semi circle that has a diameter of 10m

25.707m