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

Constructing Equilateral Triangles + Activities
အခြေခံ data အခေါ်အဝေါ်များ
task1_lightBulb
apec
Let's fly!

Discover Resources

Area of a Triangle (Heron's Formula)
Bar Modelling Singapore Method
M1TC Lesson 13 Problem Set
x squared
Seeing Divisibility

Discover Topics

Percentages
Solids or 3D Shapes
Geometric Transformations
Pythagoras or Pythagorean Theorem
LCM and GCD