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

Item Type(s):
This benchmark may be assessed using:
ETC
item(s)
 Assessment Limits :
In items where the student has to complete the square to find the
center and radius of the circle, coefficients of quadratic terms should
equal 1 and all other terms should have integral coefficients.  Calculator :
Neutral
 Clarification :
Students will use the Pythagorean theorem, the coordinates of a
circle’s center, and the circle’s radius to derive the equation of a
circle.Students will determine the center and radius of a circle given its
equation in general form.  Stimulus Attributes :
Items may be set in a realworld or mathematical context.  Response Attributes :
Items may require the student to draw a circle that matches an
equation in general form.
SAMPLE TEST ITEMS (1)
 Test Item #: Sample Item 1
 Question:
Johnny wants to find the equation of a circle with center (3,4) and a radius of 7. He uses the argument shown.
There are three highlights in the argument to show missing words or phrases. For each highlight, click on the word of phrase that correctly fills the blank.
 Difficulty: N/A
 Type: ETC: Editing Task Choice