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Geometry
Unit 11 Review
Revised Summer 2008
Show all work on a separate sheet of work paper. Remember to follow the criteria for credit.
(Please round answers to the nearest tenth when necessary)
Competency 1: Cross Sections
1.
2.
If a square-based prism is
intersected by a plane parallel to
the lateral faces of the prism,
what shape will the cross-section
be?
d.
b.
8.
A company is planning to create
an ice cream cone. It is in the
shape of a cone with the given
dimension: the slant height is 8
inches and the diameter is 2
inches. How much waffle
material is needed to create the
cone?
9.
Sketch a square prism with a
lateral area of 96 square meters.
Be sure to include the
dimensions of your prism.
c.
e
.
Which of the following is the net
for this square pyramid?
a.
d.
4.
An orange juice can is a cylinder
with a base diameter of 3.5
inches and a height of 7.5
inches. Find the lateral area of
the label that wraps around the
can?
Which of the following is the net
for this hexagonal prism?
a.
3.
7.
b.
Competency 3: Surface Area
10.
c.
3”
e
.
11.
This net can be
folded to make a
cube. When folded,
what is the number
of the face that will
be opposite the face
with the 1 on it?
6
5
3 4
2 1
6.
Find the lateral
area of this
rectangular prism. 12'
Find the lateral area
of this right
triangular pyramid.
3 cm
Find the surface area of this
sphere.
13.
The surface area of one sphere
is 9 times the surface area of
another sphere. What is the
relationship between the radii of
the 2 spheres?
14.
A company is designing a new
cereal box in the shape of a right
rectangular prism. Determine
how much cardboard is needed
to create the box below.
6'
5'
4 ft
6 ft
Page 1 of 3
Find the surface area of
this right triangular
prism.
12.
Competency 2: Lateral Area
5.
Find the surface
7”
area of this cone.
© Mastery Mathematics
2"
5"
"
Revised4 Summer
2008
16 cm
4 cm
d = 8 cm
Geometry
Unit 11 Review
Revised Summer 2008
Competency 4: D.P.-Multiple Choice
15.
A polyhedron has 10 faces and
21 edges. How many vertices
does it have?
a. 7
b. 6
c. 13
d. 9
18.
Which postulate proves that
these two triangles are
congruent?
a. SAS
e. 8
b. SSA
16.
Find the area of the trapezoid.
a. 32 ft2
b. 70 ft
c. 64 ft
13’
2
8’
7’
d. SSS
8’
e. CPCTC
2
d. 24 ft
7’
19.
2
e. 63 ft2
17.
c. ASA
A triangle with all sides
congruent is a(n)
_______________ triangle..
.
The circumference of a circle is
5π feet. Find the length of the
arc of 60°. Leave answers in
terms of π.
a.
5
6
π feet
b. 300π feet
c. 8π
d. 150π feet
e. 110π feet
Page 2 of 3
© Mastery Mathematics
Revised Summer 2008
Geometry
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
Unit 11 Review
Rectangle
c.
e.
3
204 ft2 (if 12 X 5 base);
264 ft2 (if 6 X 5 base)
36 ft2
82.5 in2
25.1 n2
sketch can vary, example:
other possibilities:
1X1X24; 4X4X6; 3X3X24
2
3'
Revised Summer 2008
8'
3'
94 in
204 cm2
201 cm2
The radius of the larger sphere is
3 times as large as the radius of
the other sphere.
76 in2
C.
B.
A.
D.
equilateral
Page 3 of 3
© Mastery Mathematics
Revised Summer 2008