Trigonometry Worksheets

In each of these right angled triangles drawings are

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Unformatted text preview: re NOT to scale. 54. 6º 2 1 ? ? ? 10 3 26.5 º 47. 1º 18 7 4 6 11.4 8.65 5 27.6 º 34.4 ? ? 53. 9 º 21.2 º ? 8 9 24 .3 º 7 ? 62 .5 º ? 5.7 ? 41.1 º 36.8 8.7 º 2.06 10 º .3 47 4.22 11 12 ? 19.3 ? º 37.4 ? 15 14 ? º 66.2 72.1º 13 75.6 º 107 ? 68.48 ? 439 269 © Frank Tapson 2004 [trolPT:18] Trigonometry T/19 Find the length of the edge, or size of the angle, marked ? in each of these right-angled triangles. Drawings are NOT to scale. 1 3 2 17 ? 23 14 4 ? 35 24 40º ? ? º 63 7.6 .5º 72 5 7 6 8 ? 67 .4 º ? 13.8 ? º .6 23 ? 48 21.9 5.4 13 9 10 11 .9º 34 3.84 ? 12 22.1 12.8 .4 54 ? ? 5.36 º 2.09 65.7º ? 13 14 28.3 16 15 ? 56 .1 º 25.5 57 .2º 8.36 ? ? 56.1 10.4 ? 38.3 19 20 ? 16.49 ? 3.75 1.064 ? © Frank Tapson 2004 [trolPT:19] 38.2º 42 .7º 18 .6º 72 62.8º 17 ? 30.65 Trigonometry (Using sines) 1. A ladder is 8 metres long. It is leaning against the wall of a house and reaches 6 metres up the wall. Calculate the angle which the ladder must make with the level ground. 2....
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This document was uploaded on 03/01/2014.

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