Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
19th July 2021
- 1SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 20 cm, 21 cm and 29 cm. Work out the angle opposite the 20 cm side, to 1 decimal place.
- 2Probability Trees3 marks
A bag holds 5 red and 7 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 124 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 4Fractional and Negative Indices2 marks
Write 9^-2 as a fraction.
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x - 4 that passes through (3, 16).
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