Question
In the figure, BC is a straight line. ∠ADB = 90°, ∠EDF is equal to ∠FDC but 27° more than ∠ADE.
  1. What line is perpendicular to BC?
  2. Find ∠EDF.
3 m
(a)

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(b)

Click button first when a symbol is required. X

In the figure, BC is a straight line. ∠ADB = 90°, ∠EDF is equal to ∠FDC but 27° more than ∠ADE.
  1. What line is perpendicular to BC?
  2. Find ∠EDF.