Name: __________________________________________ Date: ______________________________________ Topic Things to remember Examples 1. Find the value of x 2. Find the value of x Find the measure part part = part of parts of a part chord in a circle 3. Find the value of x 4. Find the value of x. Find the measure of segments outside whole = when two outside whole secants intersect a circle. 5. Find the value of x. 6. Find the value of x. Find the measure of segments tan2 = when a secant outside whole and a tangent intersect a circle. 7. Find JK. 8. Find JM. Use the Tangents coming properties of from the same congruent external point are tangents congruent Use the 9. Find the value of KM. 10. Find the if . properties of If two chords are congruent congruent then their chords to find arcs are congruent the measures of chords and arcs. 11. Are and congruent? 12. Are and congruent? Two chords are Determine if two congruent if they chords are are equidistant from congruent the center of the circle
Name: __________________________________________ Date: ______________________________________ Topic Things to remember Examples Find the measure of parts of a chord in a circle part part = part part 1. Find the value of x 2. Find the value of x Find the measure of segments when two secants intersect a circle. outside whole = outside whole 3. Find the value of x 4. Find the value of x. Find the measure of segments when a secant and a tangent intersect a circle. tan2 = outside whole 5. Find the value of x. 6. Find the value of x. Use the properties of congruent tangents Tangents coming from the same external point are congruent 7. Find JK. 8. Find JM. Use the properties of congruent chords to find the measures of chords and arcs. If two chords are congruent then their arcs are congruent 9. Find the value of KM. 10. Find the if . Determine if two chords are congruent Two chords are congruent if they are equidistant from the center of the circle 11. Are and congruent? 12. Are and congruent?