Module 9 Two Dimensional

When finding the surface area of prisms and pyramids we can use a ___ which is a 2-Dismensional map of what a 3-Dimensional figure looks like when opened and laid out

Use a vocabulary term from the module to complete the following sentence:

A net can be used to find the ​ (a)   of a three-dimensional figure.

• surface area

• volume

Label the formulas on the correct figure Bonus Question: (worth 2 points for each correct answer - incorrect ones will not hurt your final grade)

a

b

c

d

e

f

g

h

i

A = LW

A = S²

A = BH

What type of angle is shown?

• acute

• obtuse

• right

• straight

A shape with only length and width is called a

(a)   .

• two-dimensional shape

• three-dimensional shape

• partition

Right, acute, or obtuse?

• Right

• Acute

• Obtuse

James drew the figures shown. Which of the figures appear to have exactly 2 obtuse
angles?

• 2, 3, and 4

• 2 and 3

• 1, 3, and 4

• 1 and 4

Which quadrilateral is NOT a parallelogram?

• Rhombus

• Rectangle

• Square

• Trapezoid

A parallelogram, rectangle, rhombus and square are ALL quadrilaterals

• True

• False

Which figure is ALWAYS a rhombus? 

• parallelogram

• rectangle

• square

• trapezoid