CPM Homework Banner
12-39.
  1. For each of the diagrams below, write and solve an equation for the given variable. For parts (a) and (b), assume that C is the center of the circle. Show all work. Homework Help ✎

  2. a.

    b.

    c.

    d.

Radii of circles always have the same distance.

Remember that an inscribed angle measures half of a central angle.

The sum of a quadrilateral's interior angles is always 360°.