Unit 12 - Surface Area

Unit 14 - Surface Area

Multiple Choice

Define Volume

• The number of square uits needed to cover a given 2d surface

• The distance around a polygon

• The sum of the areas of the faces, or flat surfaces, of a 3-dimensional figure

• The number of cubic units needed to fill a given 3D space

Multiple Choice

Define Area

• The number of square uits needed to cover a given 2d surface

• The distance around a polygon

• The sum of the areas of the faces, or flat surfaces, of a 3-dimensional figure

• The number of cubic units needed to fill a given 3D space

Multiple Choice

Define Surface Area

• The number of square uits needed to cover a given 2D surface

• the arrangement of two-dimensional figures, that can be folded to form a polyhedron

• The sum of the areas of the faces, or flat surfaces, of a 3-dimensional figure

• The number of cubic units needed to fill a given 3D space

Multiple Choice

Define a Net

• The number of square uits needed to cover a given 2D surface

• the arrangement of two-dimensional figures, that can be folded to form a polyhedron

• The sum of the areas of the faces, or flat surfaces, of a 3-dimensional figure

• The number of cubic units needed to fill a given 3D space

Multiple Choice

What is the formula for the area of a triangle?

• A=bh

• A=lw

• A=s²

• A= (bh) / 2

Multiple Select

The area formula for this shape is

• $$A\ =\ s^2$$  

• $$A\ =\frac{1}{2}bh$$

• $$A\ =\ \frac{1}{2}h\left(b_1+b_2\right)$$

• $$A=\ bh$$

Multiple Choice

The area formula for this shape is

• $$A\ =\ lw$$

• $$A\ =\frac{bh}{2}$$

• $$A\ =\ \frac{1}{2}h\left(b_1+b_2\right)$$

• $$A=\ bh$$

Multiple Choice

Select the net that represents the 3-dimensional figure. 

Multiple Choice

Select the net that matches the figure

Multiple Choice

A rectangular prism has a width of 10 cm, a height of 3 cm and a depth of 7 cm. Draw the net and calculate the surface area using the net.

___ $$cm^2$$  

• 426 sq. cm.

• 121 sq. cm.

• 242 sq. cm.

• 210 sq. cm.

Multiple Choice

Shondra has a box 9 inches tall, 3 inches wide, and 4 inches long. Draw the net and calculate how many square inches of wrapping paper she needs to wrap the box?

___ $$in^2$$  

• 344 sq. cm

• 150 sq. cm

• 108 sq. cm.

• 75 sq. cm

Multiple Choice

Draw a net to determine the surface area of the square pyramid.

• 126 sq. m.

• 175. 175 sq. m.

• 252 sq. m.

• 301 sq. m.

Multiple Choice

Find the surface area of the net that matches the rectangular pyramid.

___ $$cm^2$$  

• 128 sq. cm

• 216 sq. cm

• 1,920 sq. cm

• 314 sq. cm

Multiple Choice

Determine the surface area of the square pyramid.

• 21 sq. units

• 41 sq. units

• 58 sq. units

• 92 sq. units

Multiple Choice

What is the height of each triangle in this square pyramid net?

• 3 units

• 4 units

• 5 units

• 6 units

Multiple Choice

What is the base of each triangle in this square pyramid net?

• 3 units

• 4 units

• 5 units

• 6 units

Multiple Choice

Calculate the surface area. ___ $$units^2$$  

• 78 sq. units

• 82 sq. units

• 96 sq. units

• 56 sq. units