Question

No 39 ya.. sama caranya, tolong..

Answer 1

Cara langsung
<PRQ = 30+25 = 55
<POQ = 2 x <PRQ = 110

atau cara lain..
misalkan <OPQ = <OQP= x
<POQ = 180- 2x
<PRQ = 1/2(<POQ)= 90- x
<PRQ + 30+x+25+x = 180
90-x + 55 + 2x = 180
145 + x = 180
x = 35
<POQ = 180- 2x = 180 - 70  = 110