Right triangle ABC is shown.
Which equation can be used to solve for c?
sin(50%) = 3/c
sin(50%) = c/3
cos(50°) = c/3
cos(50°) = 3/c

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Can someone me with these two circle theorem questions asap?