Paper 2 · Area, Volume and Measurement
⏱ Tested in 1 exam question since 2015
Lesson 3 of 8
Area, volume and Measurement 3 – Trapezoidal rule
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- Estimate irregular areas with the trapezoidal rule A = (h/2)[y₁ + yₙ + 2(rest)]
- Identify h as the strip width and the y-values as the ordinate heights
- Use absolute values of the ordinates when the curve dips below the x-axis
- Compare a trapezoidal estimate with the exact area found by integration
Most recent exam questions
- 2015 P1 Q3(a)(ii)
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