Question

5. Classify each of the following angles as acute, obtuse, right or straight
angle.
(a) 89°
(6) 180°
(c) 46°
(d) 1790
(e) 135°
(F) 45°
(g) 65°
(h) 770
(i) 101°
(j) 90°
Pairs of Angles
O
Two angles whose sum is 90° are called complementary angles and o
is called the complement of the other.
Two angles whose sum is 180° are called supplementary angles and a
is called the supplement of the other.​

Answer 1

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Answer 2

a, acute angle

b. straight angle

c. acute angle

d.

e. obtuse angle

f. acute angle

g. acute angle

h. reflex angle

i. obtuse angle

j. right angle