1. tan A / sin A =   1 / sin A   sec A   cosec A   cos A   sin A   Hint Half-n-half Clue   2. For the figure given on the right, which of the following relationships is true :   tan A = a / b   cot A = c / a   sin A = a / c   cos A = b / c   sec A = b / a   Half-n-half Clue   3. From the figure given on the left, the value of cos C is   a / b   c / b   c / a   b / a   b / c   Half-n-half Clue   4. From the figure given on the left, the value of cos C + sin A is   a/b + c/b   b/c + c/a   2a/b   2b/a   b/a + a/b   Half-n-half Clue   5. cosec A / sec A =   cos A   cot A   tan A   sin A   sin A + cos A   Half-n-half Clue   6. (sin A / tan A) + cos A =   sec A   2 sec A   1 + cos A   2 cosec A   2 cos A   Half-n-half Clue   7. Which of the following relationships is true:   cosec A / sin A = cos A   cos A / sin A = sec A   sin A / cos A = tan A   sin A / cosec A = cot A   tan A / cot A = sin A   Half-n-half Clue