Regular Polygons
(2D shapes)
(2D shapes)
Irregular Polygons
Surface Area
Mystery A
Mystery B
100
What is the area of the triangle?
75 cm2
100
What is the area of the composite shape? 
22.5 units2
100
What is the surface area of this cube's net?
96 cm2
100
What is the volume of this shape?
280 units2
100
What is the name of this polyhedron?
Triangular Prism
200
What is the area of the triangle?
9 cm2
200
What is the area of the composite shape?
28.5 units2
200
Here is a net made of four identical triangles and a square. What is the surface area of the this net?
Extra 50 points: What is the name of this polyhedron?
180 cm2
Squared Pyramid
200
Here is the expression Sandy wrote to calculate the surface area of this rectangular prism. What is Sandy's mistake? 
She calculated the volume of the rectangular prism, not the surface area.
200
What is the matching height for the given base of this parallelogram?
4 cm
300
What is the matching base for the given height of this parallelogram? 
12 cm
300
What is the area of the composite shape?
32 units2
300
What is the surface area of the rectangular prism? (HINT: how many stickers do we need to cover this entire figure?)
52 units3
300
Max is going to use this board to make a sign. What is the area of the front of Max's sign? 
Extra 200 points: Max found a kit of blue paint that covers 100 square inches. How many kits would he need to cover the front AND back of the sign?
170 in2
5 kits needed to paint the front and back
300
What is the surface area of the rectangular prism? 
58 units2