Teacher Resources

Collection Contents


Exercises from Illustrative MathematicsA set of 8 exercises, commentary, and solutions
Member Rating
Curriki RatingC
'C' - Curriki rating

Teacher and Student versions of full lesson from engageNY
Member Rating
Curriki RatingC
'C' - Curriki rating

Lessons, videos, exercises, and text from CK-12. Additional resources available at this site.
Member Rating
Curriki RatingC
'C' - Curriki rating

Students show that a quadrilateral is cyclic if and only if its opposite angles are supplementary.Students derive and apply the area of cyclic quadrilateral ABCD as 1/2 AB·CD·sin(w) where w is the measure of the acute angle formed by diagonals AB and CD.Teacher and Student versions of full lesson from engageNY
Member Rating
Curriki RatingC
'C' - Curriki rating

Non-profit Tax ID # 203478467