Lighthouse

Author:R. Shawver, Sham

Here is a classic question, given the height of a lighthouse (PQ) , the bearings of two ships and the respective angle of depression, can you find the distance between the two ships (ST)?

New Resources

Congruent Figures
Congruent Sides & Angles in △s: Exploration
Pythagorean Theorem: Quick Illustrator
Quadrant Illustrator 2
Pythagorean Theorem: Extension Exercises

Discover Resources

Pythagorean Semicirlces
Improper to Mixed Fractions
Quan'Naja equidistant from the 3 visitor centers
Kerucut dalam Tabung
กราฟสมการเชิงเส้น2ตัวแปร

Discover Topics

Set Theory
Arithmetic Mean
Parametric Curves
Combinatorics
Normal Distribution