In this circles worksheet, students find missing arc lengths and chords.  Students also find the length of radii in three problems.

In this geometry instructional activity, high schoolers examine a circle with chords and apply formulas to solve for the missing segments or arc. There are 9 questions.

In this inscribed angles and arcs worksheet, 10th graders solve and complete 21 various types of problems. First, they find the measure of each inscribed angle. Then, students find the measure of each angle or arc in a circle with the...

Students draw diagrams demonstrating how it is possible to two central angles to be congruent and their minor arcs are not congruent. In groups, they illustrate theorems with their constructed circles, create diameters of circles that...