5x +3x + x = 180° Por lo tanto:
9x = 180° 3x = 3 ( 20 ) = 60°
x = 180 / 9 5x = 5 ( 20 ) = 100°
x = 20° x = 20°
N + 45° = 180° M + 35° = 180° 180° - ( 45° + 35° )
N = 180° - 45° M = 180° - 35° 100° + O = 180°
N = 135° M = 145° O = C = 80°
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1)
5x +3x + x = 180° Por lo tanto:
9x = 180° 3x = 3 ( 20 ) = 60°
x = 180 / 9 5x = 5 ( 20 ) = 100°
x = 20° x = 20°
2)
N + 45° = 180° M + 35° = 180° 180° - ( 45° + 35° )
N = 180° - 45° M = 180° - 35° 100° + O = 180°
N = 135° M = 145° O = C = 80°