225. The bearings of two traverse legs AB and BC are N52? 45' E and N34? 30' E respectively. The deflection angle is

A. 18? 15'E

B. 18? 15'N

C. 18? 15' W

D. 18? 15' L.

226. The bearing of lines OA and OB are 16? 10' and 332? 18', the value of the included angle BOA is

A. 316? 10'

B. 158? 28'

C. 348? 08'

D. 43? 52'.

227. The bearing of line AB is 152? 30' and angle ABC measured clockwise is 124? 28'. The bearing of BC is

A. 27? 52'

B. 96? 58'

C. 148? 08'

D. 186? 58'.

228. The whole circle bearing of a line is 290?. Its reduced bearing is

A. N 20? E

B. N 20? W

C. N 70? W

D. S 70? E.

229. A bearing of a line is also known as

A. magnetic bearing

B. true bearing

C. azimuth

D. reduced bearing.

230. ABCD is a rectangular plot of land. If the bearing of the side AB is 75?, the bearing of DC is

A. 75?

B. 255?

C. 105?

D. 285?.

231. ABCD is a regular parallelogram plot of land whose angle BAD is 60?. If the bearing of the line AB is 30?, the bearing of CD, is

A. 90?

B. 120?

C. 210?

D. 270?.

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