IB skill practice

Estimate area using numerical methods

Use trapezoidal or technology-supported area estimates in applied contexts.

Paper 2 5 marks Difficulty 3

Estimate area using numerical methods - trapezoidal estimate B14

Use one trapezium of width \(10\) with endpoint heights \(21\) and \(31\). Enter the area estimate.

Worked practice: result and interpretation

Calculate the requested result first, then choose the interpretation that follows from it.