Given the piecewise function shown below, select all of the statements that are true.

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.