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Choose the correct option and justify your choice.(i) (A). sin60°(B). cos60°(C). tan60°(D). sin30°(ii) (A). tan90°(B). 1(C). sin45°(D). 0(iii) sin2A = 2sinA is true when A =(A). 0°(B). 30°(C). 45°(D). 60°(iv) (A). cos60°(B). sin60°(C). tan60°(D). sin30° |
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Answer» Choose the correct option and justify your choice. (i) (A). sin60° (B). cos60° (C). tan60° (D). sin30° (ii) (A). tan90° (B). 1 (C). sin45° (D). 0 (iii) sin2A = 2sinA is true when A = (A). 0° (B). 30° (C). 45° (D). 60° (iv) (A). cos60° (B). sin60° (C). tan60° (D). sin30° |
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