Refer to the figure below. Make use of Euclid's axioms and postulates. Line AB crosses lines CD and EF. Angles 1, 2, 3, and 4 are the angles formed by intersecting lines AB & CD. Angle 2 is greater than 90°. Angles 5, 6, 7, and 8 are the angles formed by intersecting lines AB and EF. Angle 7 is a right angle. [image attached] Which of the following statements is/are not true? I. The sum of angles 1 & 2 is equal to 180°. II. The sum of angles 4 and 7 is less than 180°. III. The sum of angles 3 and 5 is greater than 180°.

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