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Find angle Q, R, S.

 

 Mar 30, 2021

Best Answer 

 #1
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Circle-insribed angles intercept an arc which is twice as big as the angle    so QRS = 57*2 = 114

    then arc SPQ = 360 - 114 = 246 degrees     this arc is intercepted by angle QRS and is TWICE the angle QRS

        and then angle QRS =   1/2  * 246 = 123 degrees

 Mar 30, 2021
 #1
avatar+33727 
+2
Best Answer

Circle-insribed angles intercept an arc which is twice as big as the angle    so QRS = 57*2 = 114

    then arc SPQ = 360 - 114 = 246 degrees     this arc is intercepted by angle QRS and is TWICE the angle QRS

        and then angle QRS =   1/2  * 246 = 123 degrees

ElectricPavlov Mar 30, 2021

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