What the Formula?
Rectangles/Squares
Triangles
Circles
Random Geometry Facts
100

l+w+l+w

What is the formula for the perimeter of a rectangle/square?

100

The perimeter of a rectangle with a length of 8 cm and a width of 2 cm.

What is 20 cm?

100

The perimeter of a triangle with sides of 13 mm, 15 mm, and 17 mm in length.

What is 45 mm?

100

The term used for the perimeter of a circle.

What is circumference?

100

A branch of mathematics that deals with the measurement, properties, and relationships of points, lines, angles, surfaces, and solids.

What is geometry?

200

The formula for the perimeter of a triangle.

What is 

P=a+b+c?

200

The perimeter of a square with a side of 10 in.

What is 40 in?

200

The perimeter of a triangle with a base of 12 in, a height of 16 in, a hypotenuse of 20 in.

What is 48 in?

200

The number commonly used for 

pi

What is 3.14?

200

The two geometric shapes of a pyramid.

What are a triangle and a square?

300

The formula for the area of a triangle?

What is 

A=1/2bh?

300

The area of a rectangle with a length of 10 ft and a width of 8 ft.

What is 

80  ft^2?

300

The area of a triangle with a base of 18 m, and a height of 24 m.

What is 

216  m^2?

300

The circumference of a circle with a radius of 2 m.

What is 12.56 m  OR  

4pi?

300

The name of this shape.

What is a cylinder?

400

The formula for the circumference of a circle.

What is 

C=2pir?

400

The area of a rectangle with a width of 96 mi and a length of 203 mi.

What is 

19,488  mi^2?

400

The area of a triangle with a height of 32 in, a hypotenuse of 40 in, and a base of 24 in.

What is 

384  i n^2?

400

The area of a circle with a diameter of 16 mm.

What is 

200.96  mm^2    OR

64pi?

400
A famous building in Washington, D.C. that looks like a geometric shape with 5 sides.

What is the pentagon?

500

The formula for the area of a circle.

What is 

A=pir^2?

500

The area of a rectangle with a width of 12.6 km and a length of 37.4 km.

What is 

471.24  km^2?

500

The area of a triangle with a hypotenuse of 36.5 ft, a base of 21.9 ft, and a height of 29.2 ft.

What is 

319.74  ft^2?

500

The area of a circle with a diameter of 32.6 in.

What is 

834.2666  i n^2   OR

265.69pi?

500

A geometric shape with 8 sides.

What is an octagon?