1. 2nd Grade Math
Study Guide
Part 3

2. Polygons **********************************************************
Color the polygons:
What are the attributes of a polygon?
1)_____________________________________
2)_____________________________________
3)_____________________________________
Draw your own polygon.
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Polygons in My World
Page 33

3. H Polygons have sides and vertices.
Mark and count the sides on this polygon.
______ sides H
Mark and count the vertices on this polygon.
______ vertices
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4. 2-D Geometry Quadrilateral What does quadrilateral mean?
________________________________________
Count the sides and then color the quadrilaterals below.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Pentagon
What is a pentagon? ___________________________ ___________________________________________
Draw two different pentagons.
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5. **********************************************************
Hexagon and Octagon
Hexagon
Octagon
six
How are a hexagon and an octagon alike?
How are they different?
Alike
Different
**********************************************************
2-D Shapes in My World
Page 36

6. E = ___ V = ___ F = ___ 3-D Geometry ~ Prisms
Draw a line between the prism and its name.
(Be careful, one shape has two names.)
Rectangular prism
Square prism
Triangular prism
Mark and count the number of edges, vertices
and faces on this triangular prism.
E = ___
V = ___
F = ___
**********************************************************
Prisms in My World
Page 37

7. Which statement about these 3-dimensional figures is NOT TRUE?
A. They each have 6 faces.
B. They are both prisms.
C. They each have 12 vertices.
D. They each have 12 edges.
2. How many fewer vertices does Figure A
have than Figure B? ________
Figure A
Figure B
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8. E = ___ V = ___ F = ___ 3-D Geometry ~ Pyramids
Draw a line between the pyramid and its name.
(Be careful, one shape has two names.)
Triangular Pyramid
Square Pyramid
Rectangular Pyramid
Mark and count the number of edges, vertices
and faces on this triangular pyramid.
E = ___
V = ___
F = ___
**********************************************************
Pyramids in My World
Page 39

9. How many more faces does a rectangular pyramid have
than a triangular pyramid? __________
How are prisms and pyramids different?
_______________________________________________
________________________________________________
Page 40

10. 3-D Geometry ~ Cylinder, Sphere, and Cone
Label the shapes used to make the robot below.
A sphere has ______ vertices, ______ edges,
and _______ faces.
A cylinder has _____ vertices, ______ edges,
A cone has ______ vertices, ______ edges,
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11. Which shape is most like a can? A. cone B. circle C. cylinder
D. sphere
Which statement is true about the figure?
A. It has 2 vertices.
B. It has no faces.
C. It is a cylinder.
D. It has 3 edges.
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12. Money
Draw the hairs on each coin. Write its name and its value.
__________
_______¢
__________
_______¢
_____________
_______¢
__________
_______¢
Sue has this money in her purse.
Write the amount of money she has.
$_______
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Using Money in My World
Page 43

13. 1. Marco had 40¢. His dad gave him 36¢ more.
How much money does Marco have now?
a) 75¢ b) 40¢ c) 50¢ d) 76¢
2. Alissa had 42¢. She let her sister have 11¢.
How much money did Alissa keep?
________________
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14. **********************************************************
Telling Time Four Ways
___ ___ : ___ ___
_______ minutes _____________ _________
**********************************************************
Telling Time in My World
Page 45

15. Erick ate dinner at 20 minutes before 6:00.
What other way can this time be written?
a) 6: b) 5: c) 5: d) 5:30
2. Which time is NOT the same as the others?
a) 25 minutes before 3:00
b) 25 minutes until 2:00
c) 35 minutes after 2:00
d) 25 minutes until 3:00
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16. **********************************************************
Temperature
Write the vocabulary words in the correct box.
colder rising increasing
warmer higher falling
lower decreasing
**********************************************************
Temperature in My World
Page 47

17. 1. The thermometer shows the temperature outside.
What temperature is on the thermometer?
A) 63° F B) 64° F C) 57° F D) 56° F
The thermometer below reads:
A) 95° F B) 90° F C) 85° F D) 80° F
Page 48

18. Measurement ~ Length (Metric)
What is length? ______________________________
___________________________________________
Metric Measurements of Length
The benchmark is shown in the box.
Draw something else about that same length.
Meter
Centimeter
Millimeter
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Measuring Metric Length in My World
Page 49

19. 1. Tim's dad has a big umbrella. About how long is the umbrella?
a) one meter
b) one centimeter
c) one millimeter
2. Circle the things that are about one centimeter long
in real life.
a balloon
a penny
a watch
a unit cube
a ladder
a flower
Page 50

20. Measurement ~ Length (Customary)
Customary Measurements of Length
The benchmark is shown in the box.
Draw something else about that same length.
Yard
Foot
Inch
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Measuring Customary Length in My World
Page 51

21. 1. What would be the best unit to measure the length of a car?
a) feet b) centimeters c) millimeters d) inches
2. Order these units of measurement from
shortest to longest?
inch (in) foot (ft)
millimeter (mm) centimeter (cm)
s L
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22. Area What does the word area mean? _______________
__________________________________________
What is your strategy for finding area? __________ __________________________________________ __________________________________________
In the grid below color a shape that has
an area of 12 squares.
**********************************************************
Things That Have Area in My World
Page 53

23. 1. Which figure has the least area?b) d) c)
2. Draw a line from the figure to its area.
15 square units
18 square units
14 square units
12 square units
Page 54