The exterior angles of a quadrilateral measure 3x + 10, 2x - 60, 3x + 23, and 2x - 13. Find the measure of each angle.
2 answers:
Answer:
The answer is (20°, 67°, 130°, and 143)
Step-by-step explanation:
3x + 10 + 2x -60 + 3x +23 +2x - 13 = 360
10x -40 = 360
10x - 40 +40 = 360 +40
10x = 400
10x/10 = 400/10
x = 40
3x+10 = 3(40)+10 = 130°
2X-60 = 2(40) -60 = 20°
3X+23 = 3(40)+23 = 143°
2x-13 = 2(40)-13 = 67°
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