Posted by **Courtney** on Thursday, June 10, 2010 at 11:47pm.

1.Radii of congruent circles are equal.

True

or

False

2.The measure of an angle formed by two secants intersecting outside the circle equals

a. ½ the sum of the intercepted arcs

b. ½ the difference of the intercepted arcs

c. ½ the measure of the intercepted arc

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