Acircle has a circumference of 16, pi.
what is the radius of the circle?

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Find the roots of the equation below. x^2 - 6 + 9 = 0

Use the graph of the sine function y=2sinθ shown below