Daily Practice
Higher
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13th April 1980
- 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 3 red and 5 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has a minimum of 9 and a maximum of 40. Work out the range.
- 4Fractional and Negative Indices3 marks
Work out 216^(2/3).
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 5x - 4 that passes through (3, 10).
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