Write the value of `s in 10^0+s in 20^0+s in 30^0++s in 360^0dot`

Write the value of s in10^(0)+s in20^(0)+s in30^(0)++s in360^(@)

The value of s in 10^0+s in 20^0+s in 30^0++s in 360^0 1s- a. 1 b. 0 c. -1 d. none of these

Write the value of s in12^(0)sin48^(0)sin54^(@)

The value of s in50^(-0)-s in70^(0)+s in10^(0) is equal to a*0 b.1 c.2 d.1/2

Prove that: s in10^(0)s in50^(0)s in60^(0)s in70^(0)=(sqrt(3))/(16)

The value of s in78^(0)-s in66^(0)-s in42^(0)+s in6^(0) is -1 b.1/2c.-1/2d .none of these

In Figure, P Q||R S , /_A E F=95^0, /_B H S=110^0 a n d /_A B C=x^0dot Then the value of x is (a)15^0 (b) 25^0 (c) 70^0 (d) 35^0

Write the value of theta in (0,\ pi/2) for which area of the triangle formed by points O(0,0),\ A(a\ costheta,\ b s intheta)a n d\ B(a\ costheta,\ -b\ s intheta) is maximum.

Prove that: s in40^(@)+s in20^(0)=cos10^(@)