five angles of a hexagon have measures 100,110,120,130,140 find the sixth angles
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Answer:
The sixth angle = 120°
Step-by-step explanation:
From any one vertex of a hexagon, diagonals are drawn, we get 3 diagonals and hence 4 triangles. Sum of the angles = 4 x 180° = 720°
Measures of five angles are given.
∴ The sixth angle = 720° - (100+110+120+130+140)° = 720° - 600° = 120°
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