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Mathematics
4. Angles, Lines and Triangles
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Q2 of 153 Page 113

If = 36°27’46’’and =28°43’39’’, find +.

65°11’25’


+ = 36°27’46’’ + 28°43’39’’


= 64°70’85’’


∵ 60’ = 1°


60’’ = 1’


∵ + = 65°11’25’’


More from this chapter

All 153 →
1

Define the following terms:

(i) Angle


(ii) Interior of an angle


(iii) Obtuse angle


(iv) Reflex angle


(v) Complementary angles


(vi) Supplementary angles

3

Find the difference between two angles measuring 36° and 24°28’30’’

4

Find the complement of each of the following angles.

(i) 58°


(ii) 16°


(iii) of a right angle


(iv) 46°30’


(v) 52°43’20’’


(vi) 68°35’45’’

5

Find the supplement of each of the following angles.

(i) 63°


(ii) 138°


(iii) of a right angle


(iv) 75°36’


(v) 124°20’40’’


(vi) 108°48’32’’

Questions · 153
4. Angles, Lines and Triangles
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