Compare your answers


  1. Describe steps you could follow to determine the value of x in the diagram. You will complete this solution as part of your Explore Your Understanding Assignment.


Strategies may vary, a sample is shown.

  • Use the 54° angle, the 17 km side length, and the tangent ratio to determine the length common to the two right triangles (the height).
  • Use the newly determined length, the 23° angle, and the cosine ratio to determine x.