Higher
16th January 1983
- 1SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 5 cm, 12 cm and 13 cm. Work out the angle opposite the 5 cm side, to 1 decimal place.
- 2Probability Trees3 marks
A bag holds 5 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has a minimum of 14 and a maximum of 39. Work out the range.
- 4Bounds2 marks
A mass is 58 kg, correct to the nearest whole number. Write down the upper bound.
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -x - 7 that passes through (6, 6).
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1983, including the monthly compilation PDF.