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O-LevelMathematicsTrigonometry4024/11 · May/June 2020 · Q221 Mark

One solution of the equation sin m° = 0.63 is m = 141, correct to the nearest whole number. Find the solution when 0 < m < 90. Give your answer correct to the nearest whole number.

Mark scheme

Marking points from the official mark scheme (May/June 2020). The mark or mark type is shown in brackets.

[1] 39

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About this question

Topic: Trigonometry, O-Level Mathematics (syllabus 4024). Structured question, 1 mark.
Source: O-Level Mathematics, May/June 2020 Paper 1 Variant 1, question 22.

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