Clarifications: Clarification 1: Instruction includes the connection to the associative and commutative properties of addition. Refer to Properties of Operations, Equality and Inequality (Appendix D).
Clarification 2: Within this benchmark, the expectation is not to use a formula to find perimeter. Clarification 3: Instruction includes cases where the side lengths are given or measured to the nearest unit. Clarification 4: Perimeter cannot exceed 100 units and responses include the appropriate units. |