| Elementary Geometry/Measurement Item Specification Chart—Revised 11.9.05 | |||||||
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Mathematics Content | S | T | A | Type 1 Items | Type II Items | Type III Items | Type IV Items |
1. Geometry |
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a. properties/attributes of 2D shapes/objects | 7 | 5 | 12 | 1. Identify quadrilateral given properties. | 12. Determine if one shape is a special case of another shape. |
| 17. Determine correctness of student conjectures about shapes. |
d. relationships among shapes (including hierarchal) | 5 | 4 | 9 | ||||
b. congruent shapes | 7 | 5 | 12 |
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| 13. Determine if two shapes are congruent by reasoning. | 16. Determine students' understanding of congruence. |
c. sides, angles, vertices, radius, diameter | 6 | 5 | 11 |
| 9. Identify types of angles in a diagram. |
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h. lines and properties | 5 | 1 | 6 |
| 4. Determine congruent angles in diagram |
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e. 2-D representations of 3-D shapes/objects | 7 | 2 | 9 |
| 6. Determine 3D shape formed by folding a 2D shape. |
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f. subdividing and combining shapes | 6 | 2 | 8 |
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| 11. Subdivide 2-D shape and reassemble as another 2-D shape. |
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g. properties/attributes of 3-D shapes/objects | 3 | 4 | 7 | 10. Determine faces, edges, and vertices of 3-D shapes. |
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2. Measurement | |||||||
a. measurement tools | 7 | 4 | 11 | 2. Determine attributed measured by a measurement tool. |
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b. use metric/customary units | 6 | 5 | 11 | 3. Select appropriate unit to measure an object. |
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g. select appropriate units | 6 | 3 | 9 | ||||
h. identify measurable attributes | 5 | 3 | 8 | ||||
m. convert units within systems | 4 | 2 | 6 | ||||
c. area/ perimeter | 6 | 4 | 10 | 5. Determine formula for finding area or perimeter. | 7. Determine relationship between size of units and number of units (length). | 14. Determine effect of doubling edges of 3-D shape on its volume or surface area. | 18. Address students' misconceptions about area and perimeter. 19. Address students' misconceptions about surface area. |
d. length | 6 | 3 | 9 | ||||
e. volume and surface area | 6 | 3 | 9 | ||||
j. surface area | 5 | 3 | 8 | ||||
l. measurement formulas | 3 | 3 | 6 | ||||
i. use benchmarks for estimating | 5 | 3 | 8 |
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| 15. Estimate number of smaller units in larger unit. | |
n. pre-measurement concepts | 4 | 0 | 4 |
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f. time, temperature and weight | 5 | 4 | 9 |
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| 8. Determine weight and time |
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k. angles | 6 | 2 | 8 |
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| 20. Address students' misconceptions about angle measures. |