Question

sin (0 + 30°) + cos ( 0+ 60°) = cos 0.....where 0 is theta​

Answer 1

Answer:

O=0 degree

Step-by-step explanation:

sin(0+30) + cos(0+60)=cos O

sin 30 + cos60=cos O

1/2+1/2=cos O

1=cos O

thus,cos O=0 degree