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x + 25 = 2. 3x
x + 25 = 6x
25 = 6x - x
5x= 25
x = 25/5=5
sdt POQ= x+25= 5+25=30
sdt PRQ= 3x= 3.5=15
< POQ = 2 x < PRQ
x + 25 = 2 x (3x)
x + 25 = 6x
25 = 6x - x
5x = 25
x = 5
maka:
< POQ = x+25 = 5+25 = 30°
< PRQ = 3x = 3.5 = 15°
semoga membantu ya :)