pls find x and y
need help urgent
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WE KNOW THAT, SUM OF ALL ANGLES IN A TRIANGLE IS 180°
SO ,
Y + 10° +Y +7° + (4X -5°) = 180°
2Y + 4X + 12° = 180°
Y + 2X = 84° -----> (1) [ LET THIS BE EQ. 1]
NOW,
Y -10° = 5X (ALTERNATE ANGLES)
Y = 5X + 10° -----> (2)
SUB EQ. 2 IN EQ. 1
5X + 10° + 2X = 84°
7x = 74°
X ~ 10°
THEN Y = 60°
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12,70
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the steps are shown in the image
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