Math, asked by dishasaini369, 9 months ago

СА.
1. Evaluate :
sin 18°
()
(ii)
cos 72°

Answers

Answered by AnshumanConqueror

1

Answer:

(I) sin 18 / cos 72 = sin (90-18)/cos 72 =cos 72 /cos72 /cos72 =1

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