2-D Figures:  Two Trickier Triangle Tasks
    Oblique Triangle: illustration for exercise a
  1. For the figure shown in the illustration, find the:
    1. Area in square meters;











    2. Area in hectares;





    3. height (hint: use the formula, A = bh/2).










    Right Triangle: illustration for exercise b
  2. For the figure shown in the illustration, find the length of the unknown side: