`{:("स्तम्भ 'अ'", "स्तम्भ 'ब'"),("(i) sin" theta."cosec"theta, "(a) cosec"^(2)theta),("(ii) sin"(90^(@)-theta),"(b) 2"),("(iii) cot"(90^(@)-theta), "(c) 1"),("(iv) "1+cot^(2)theta,"(d) cos" theta), ("(v) sec"60^(@),(e ) tan theta):}`

Answer

`(i) to (c ), (ii) to (d), (iii) to (e ), (iv) to (a), (v) to (b)`