11. lSgure lines PQ and Sintesat each other at point 0. IZPOR: ZROQ = 5:7. Find all the angles.
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Step-by-step explanation:
5:7=180
5x:7x=180
5x+7x=180
12x=180
x=180/12
x=15
5×15=75
7×15=105
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