1.

The ratio of four angles of a quadrilateral is 1:2:3:4. find the measure of its greater angle​

Answer»

ANSWER:

x + 2x + 3x + 4x = 360 \\ 10x = 360 \\ x = 360 \div 10 = 36 \\ greatest \: angle \: is \:144 \: 108 \: 72 \: 36



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