4MA0 Foundation June 2011 Paper 1 Q7

EdexcelFoundationOld spec5 marksAngles (Including Parallel Lines)

7

(a)
Straight line ABC with two lines from B making angles 107°, 42° and w

Diagram NOT accurately drawn

\(ABC\) is a straight line.

(i) Work out the size of angle \(w\).
(ii) Give a reason for your answer.
(2)
(b)
Triangle KLN with angle K = 52° and angle L = 81°, angle y at N; JKL and MKN are straight lines and angle x is between KJ and KM

Diagram NOT accurately drawn

\(JKL\) and \(MKN\) are straight lines.

(i) Find the size of angle \(x\).
(ii) Find the size of angle \(y\).
(3)
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