Question 7.AB and CD are parallel lines. Calculate s and t. B D t 75° S A C

Question 8. Look at the diagram. 56° 126% Explain why these two lines cannot be parallel.

Question 10. The diagram shows angle X is 45°. X 45° a 60% a.Calculate a. b. Angle X is increased to 90 °. Find the new value of a.​

Question 7AB and CD are parallel lines Calculate s and t B D t 75 S A C Question 8 Look at the diagram 56 126 Explain why these two lines cannot be parallel Que class=