Question

Hint. From tables, cos 0 0.531, van 58= 6000
8. In Fig. 17.19, it is given that AB is perp. to
is of length x metres. DC = 30 m, ZADR = 200
ZACB = 45°. Without using tables, find x. (ICSA
230
2450
De 30 m
Fig. 17.19
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Answer 1

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Answer 2

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