11 General - Unit 2 Topic 1

In the triangle shown, sin (theta) equals:

• 5/12

• 5/13

• 13/12

• 12/13

• 12/5

The length x is given by:

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To find length x, we should use:

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The side x is given by:

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To find the side x we need to calculate:

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To find the angle  $\theta$ we need to use:

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The angle  $\theta$ , correct to one decimal place is:

• 53.1 $\degree$  

• 36.9 $\degree$  

• 51.3 $\degree$  

• 38.7 $\degree$  

• 53.3 $\degree$  

The direction shown has the three figure bearing:

• 030 $\degree$

• 060 $\degree$

• 120 $\degree$

• 210 $\degree$

• 330 $\degree$

The direction shown could be described as the three-figure-bearing:

• 030 $\degree$

• 060 $\degree$

• 120 $\degree$

• 210 $\degree$

• -030 $\degree$

Correct to one decimal place, angle C in this triangle equals:

• 34.8 $\degree$

• 46.3 $\degree$

• 53.9 $\degree$

• 55.2 $\degree$

• 86.1 $\degree$