Question

If sinA=1/2 then the value of cotA is: (a) root 3 (b) 1/root3 (c) root3/2 (d) 1​

Answer 1

sinA=p/h=1/2

so,p=1 & h=2

${h}^{2} = {p}^{2} + {b}^{2}$

then b=

$\sqrt{3}$

now,cotA= b/p=1/(root)3

therefore,cotA=1/(root)3

• or

option b