Lemma
MediumIdentities
OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Exercise 93 · Trigonometry · Identities

Solving Trigonometric Equations · Exercise 93

An airplane has only enough gas to fly to a city 200 miles northeast of its current location. If the pilot knows that the city is 25 miles north, how many degrees north of east should the airplane fly?

~8 minWritten answer · compare with the solution

OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Exercise 93

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.