Understanding 3D Figures and Surface Area

What defines the faces of a 3D figure?

• Any curved surface

• The topmost surface

• Only the colored surfaces

• Any flat surface

Tags

CCSS.6.G.A.4

What is a net in the context of 3D figures?

• A two-dimensional representation

• A mathematical formula

• A type of 3D figure

• A tool for catching figures

Tags

CCSS.6.G.A.4

In the context of 3D figures, what are vertices?

• The points where edges meet

• The longest edges

• The flat surfaces

• The base faces

Tags

CCSS.6.G.A.3

How do you find the surface area of a 3D figure?

• Counting the number of faces

• Calculating the area of its net

• By measuring its weight

• Measuring its volume

What distinguishes a prism from a pyramid?

• Prisms have only triangular faces

• Pyramids have two parallel base faces

• Pyramids are always larger

• Prisms have two parallel base faces

How can you identify a rectangular prism?

• By its circular base

• It has one base and triangular sides

• It has two parallel rectangular bases

• It is made up of only triangles

Tags

CCSS.6.G.A.4

What is the base shape of a triangular pyramid?

• Circle

• Square

• Rectangle

• Triangle

Tags

CCSS.6.G.A.4

Which of the following is a characteristic of a pyramid?

• It cannot have a rectangular base

• It comes to a point at the top

• It has two parallel bases

• Its sides are always rectangular

How do you calculate the area of a rectangle in a net?

• Base + Height

• Length + Width

• Length x Width

• Base x Height

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

What is the formula to find the area of a triangle in a net?

• Base - Height

• (Base + Height) / 2

• Base x Height

• (Base x Height) / 2

Tags

CCSS.HSG.SRT.D.9