Trigonometry - Basics of Trigonometric Ratios
Trigonometry - Basics of Trigonometric Ratios
IP 2
4 marks
The diagram shows a trapezium \(ABCD\). Angle \(ABD = \text{angle}\hspace{0.5em} BDC = 90^\circ\). \(AD = 13.5\text{ cm}\), \(BC = 11.4\text{ cm}\) and angle \(DAB = 42^\circ\).
Calculate angle \(CBD\).[4]
Solution:
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Answer:\(\angle CBD \approx 37.6^\circ\)
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