Question

In the diagram, AB = 18 cm, BC = 21.3cm and BD = 11.6 cm.
Angle BDC = 123.5° and angle ABC is a right angle.
(i) Calculate angle BCD

Answer 1

Answer:

27[.0] or 27.00 to 27.01 3

M2 for

21.3

11.6× sin123.5

or M1 for

sin123.5

21.3

sin

11.6 = BCD

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Step-by-step explanation:

Answer 2

Answer:

11.6 is the measure of angle BCD..

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