The bearing of a plane from an air port is 65 calculate the bearing of the airport from the plane

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Yvaries directly as x. y =90 when x=6. find y when x=13