OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Example 18 · Trigonometry · Identities

Using the Pythagorean Theorem to Model an Abstract Problem

OSHA safety regulations require that the base of a ladder be placed 1 foot from the wall for every 4 feet of ladder length. Find the angle that a ladder of any length forms with the ground and the height at which the ladder touches the wall.

Its source prints no answer for this problem, so there's nothing to check against.

~5 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Example 18

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.