Question

If tan thetha = 1/ root 7. Find sinQ +cosQ​

Answer 1

tan Theta=1/√7

tan Theta= perpendicular/base or,p/b

therefore, p=1 and b=√7

by applying Pythagoras theorum,

h^2=p^2+b^2

h^2=1^2+(√7)^2

h=√1+7

h=√8

sin Theta =p/h=1/√8

cos Theta=b/h=√7/√8