Will mark the ! lots of now find the following ( give the exact value where appropriate) a) cos (arctan (1))= and the angle is in quadrant 111 b) sin (arccos (1/2)= if the angle is in quadrant iv

With both problems. a.s.a.p directions on photo ^

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?