number = how many marks that question is worth DIAGRAM NOT ACCURATELY DRAWN = you can’t use a protractor to work out the answer of the question. Practice Questions Next slide for enlarged version of image. DIAGRAM NOT ACCURATELY DRAWN. Total marks for Q1 ::: 4 ::: ABDC is a straight line. PQ is parallel to RS. a) Write down the size of the angle marked x. Give a reason for your 2 answer. b) Work out the size of the angle marked y. Give a reason for your answer. 2 AB is parallel to CD. EF is a straight line. Write down the value of y. Give a reason for your answer. Total marks for Q1 ::: 2 ::: 2 ABC is parallel to DEFG. BF = EF. Angle CBF = 48° a) Work out the size of angle BEF. 1 b) Give reasons for your answer. 2 Total marks for Q1 ::: 3 ::: Total marks for all 3 questions ::: 9 ::: 1. a) 142° Angles on a straight line add up to 180° b) 38° Alternate angles are equal. 2. 126° Corresponding angles are equal. 3. 66° Alternate Angles are equal Angles in a triangle add up to 180° 1 1 1 1 1 1 1 2