Look at the figure below: D
If sin yº =a/6
and tan yº =a/b
what is the value of cos yº?

Can someone me with these two circle theorem questions asap?

I’m confused on how to work the pie charts

Tim knows the volume and base area of a wooden chest that is in the shape of a rectangular prism. if the volume is 524 cubic unit and the base area is 15 square unit, what is the height of the chest? 124 unit 1124 units 112 unit 1112 units