Question:
In the figure below, ABCD is a parallelogram and DEF is a triangle. ADE and FDB are straight lines. ∠FED = 40°, ∠CDB = 40° and ∠DCB = 83°.
(a) Find ∠DFE.
(b) Each of the statement below is either true, false or not possible to tell from the information given. For each statement, put a tick (✓) to indicate your answer.
Solution:
