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Texas Instruments
9-12
15 Minutes
TI-Nspire™ CAS
3.0
Investigate the arc length of the Gateway Arch, using the Pythagorean Theorem to approximate and using Calculus to find the exact solution. Students also solve arc length questions.
Students will investigate the arc length of the Gateway Arch. They will find the distance that someone would travel if they rode the elevator tram to reach the top of the arch. Students will use the Pythagorean Theorem to approximate and use Calculus to find the exact solution.
Students will also answer exam-like questions to help them see what they are expected to know. They will be expected to know the arc length formula and answer multiple-choice questions without a calculator.