Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.
TEST ITEM SPECIFICATIONS
This benchmark may be assessed using:
- Assessment Limits :
Informal arguments are limited to dissection arguments, Cavalieri’s
principle, and informal limit arguments.
Items may require the student to recall the formula for the
circumference and area of a circle.
- Calculator :
- Clarification :
Students will give an informal argument for the formulas for the circumference of a circle; the area of a circle; or the volume of a cylinder, a pyramid, and a cone.
- Stimulus Attributes :
Items may be set in a real-world or mathematical context.
Items may ask the student to analyze an informal argument to determine mathematical accuracy.
- Response Attributes :
Items may require the student to use or choose the correct unit of
SAMPLE TEST ITEMS (1)
- Test Item #: Sample Item 1
Alejandro cut a circle with circumference C and radius r into 8 congruent sectors and used them to make the figure shown.
Alejandro noticed that the figure was very close to the shape of a parallelogram. Select all the statements that apply to the figure..
- Difficulty: N/A
- Type: MS: Multiselect