Shape and Space 10
2 marks · HardCalculate the value of .
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√3 (or 1.73 to 2 d.p.) (±0.01)
Also accept: \sqrt{3}; 1.73
Common mistakes: Giving 0.577 (tan 30°); Giving -1.732 instead of +1.732
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Marking points
M1 · 1 mark · Use or state the correct trigonometric ratio for tan 60° (e.g. calculator or triangle)
A1 · 1 mark · Correctly give tan 60° = 1.73 (to 2 d.p.) or \sqrt{3}
Worked solution
Using a calculator:
So, (to 2 decimal places) or .