Answer:




Step-by-step explanation:
Given


Required
Select Yes or No for the given options

Considering the sine of angle B, we have:


Make AB, the subject


Considering the cosine of angle B, we have:


Make AB the subject


Considering the cosine of angle B, we have:


Make AB the subject


<em>This has been shown in (c) above</em>
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Add sides 9


Subtract sides 6z


Divide sides by 2


Thus ;






Done...
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Point A altimeter reading: +450
Point B altimeter reading: -50
5. Positive
6. Negative
7. Negative
8. Positive
9. No correlation
10. Positive
11. No correlation
12. Positive