1.

Fill in the blanks.(i) sin20∘=cos____∘(ii) tan30∘×tan___∘=1(iii) cos40∘=sin____∘

Answer»

Fill in the blanks.
(i) sin20∘=cos____∘
(ii) tan30∘×tan___∘=1
(iii) cos40∘=sin____∘



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