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2 nd Grade Math Study Guide 2011- 2012 Part 3

2 nd Grade Math Study Guide 2011- 2012 Part 3. Polygons. **********************************************************. Polygons in My World. Color the polygons:. What are the attributes of a polygon? 1)_____________________________________ 2)_____________________________________

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2 nd Grade Math Study Guide 2011- 2012 Part 3

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  1. 2nd Grade Math Study Guide 2011- 2012 Part 3

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

  3. Polygons have sides and vertices. • Mark and count the sides on this polygon. • ______ sides H • Mark and count the vertices on this polygon. • ______ vertices Page 34

  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. Page 35

  5. ********************************************************** 2-D Shapes in My World Hexagon and Octagon Octagon Hexagon six How are a hexagon and an octagon alike? How are they different? Alike Different Page 36

  6. ********************************************************** 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. Figure B • 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 Page 38

  8. ********************************************************** 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, and _______ faces. A cone has ______ vertices, ______ edges, and _______ faces. Page 41

  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. Page 42

  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. $_______ ********************************************************** 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? ________________ Page 44

  14. Telling Time Four Ways ___ ___ : ___ ___ _______ minutes _____________ _________ _______ minutes _____________ _________ _______ minutes _____________ _________ _______ 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) 6:20 b) 5:20 c) 5:40 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 Page 46

  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) Meter Centimeter Millimeter What is length? ______________________________ ___________________________________________ Metric Measurements of Length The benchmark is shown in the box. Draw something else about that same length. ********************************************************** 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 flower a ladder Page 50

  20. Measurement ~ Length (Customary) Yard Foot Inch Customary Measurements of Length The benchmark is shown in the box. Draw something else about that same length. ********************************************************** 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 Page 52

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

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