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Question 5a

Video explanation ↓

ABCD is a quadrilateral. BCD is an isosceles triangle. BC = CD, ∠BDC = 58° and ∠ABD = 57°. The figure above is not drawn to scale. Each statement is either true, false, or not possible to tell from the information given. Put a tick (✓) to indicate your answer. ∠BCD = 58°.

Question 5a diagram

Answer: False

Workings

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∠ BCD = 180 - 58 - 58 = 64 ∠ BCD is NOT 58°

Video explanations

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