O-LevelMathematicsGeometry4024/11 · Oct/Nov 2014 · Q215 Marks
In the diagram the lines ABC and DEF are parallel. AB = AE and AÊD = 58°. Complete the statement below. EÂB = 58° because
- (a)(i)In the diagram the lines ABC and DEF are parallel. AB = AE and AÊD = 58°. Complete the statement below. EÂB = 58° because[1]
- (a)(ii)Calculate EBC.[2]
- (b)A pentagon has interior angles of 80°, 95° and 125°. Each of the remaining angles is equal to x°. Calculate the value of x.[2]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2014). The mark or mark type is shown in brackets.
- [1] (a)(i) alternate (angles) ...
- [2] (a)(ii) 119°
- M1 for (180-58)/2
- or B1 for a base angle = 61°
- [2] (b) 120 WWW
- C1 for 240.
- M1 for 2x + 80 +95 + 125 = 540, oe
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