Foundation June 2022 Paper 1 Q3

OCRFoundationCurrent spec2 marksAngles (Including Parallel Lines)

3 The diagram shows a pair of parallel lines.

Two parallel lines crossed by a transversal. At the upper intersection the angles 110° and b° are marked next to each other on the line; at the lower intersection angle a° is marked

Not to scale

(a) Write down the value of \(a\). [1]
(b) Write down the value of \(b\). [1]