Since there are two angles already filled in, we should know that a straight line equals 180°, meaning that we can add the two angles we already have (which makes 129) and subtract it by 180
Centiliters, Liters. 1 cl, 0.01 L. 100 cl, 1 L. 200 cl, 2 L. 300 cl, 3 L. 400 cl, 4 L. 500 cl, 5 L. 600 cl, 6 L. 700 cl, 7 L. 800 cl, 8 L. 900 cl, 9 L. 1000 cl, 10 L. 1100 cl, 11 L.
