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Mathematics 27 Online
OpenStudy (anonymous):

find the measure of angle 1. picture posted below.

OpenStudy (anonymous):

Directrix (directrix):

In the same circle, congruent chords have congruent arcs. 2*125 = 250. 360 - 250 = 110 for the arc cut off by inscribed angle 1.The measure of an inscribed angle is 1/2 its arc. So, M<1 = 1/2 of 110 = 55 ---> Answer

OpenStudy (anonymous):

thanks again!

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