Find all degree solutions for cos3x=0

The answer is {30, 90, 150,  210, 270, 330}

Yess gfvtvt t t t t too many of you are not going too far away i don’t wanna was like a whole lot more stuff i gotta do you want to come home or do y’all come home

You need to divide 210 square inches by 35 inches and that’s going to give you 6 inches and that’s the length of the hypothenuse of the right triangle i hope that this you : )