Answer:



Step-by-step explanation:
Required
Find x
(a)
x is calculated using tangent formula

Make x the subject



--- approximated
(b):
x is calculated using cosine formula

Make x the subject



(c):
x is calculated using sine formula

Make x the subject



--- approximated
10. This is because 3 evenly goes into 30 without a remaining fraction
<h2><u>Answer :</u></h2>
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<h2><u>Calculation</u><u> </u><u>:</u></h2>





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