Answer Question no. 4
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3x + 5x + 9x + 13x = 360
30x = 360
x = 12
Hence, the angles are 36, 60, 108 and 156
The total internal angle is 2×2×90 = 360.
30x = 360
x = 12
Hence, the angles are 36, 60, 108 and 156
The total internal angle is 2×2×90 = 360.
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