The exact values of the six trigonometric functions for angle theta in standard position if a point with the coordinates (-6,6) lies on its terminal side.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Can someone me out here and the tell me the greatest common factor

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain