Given triangle abc, which equation could be used to find the measure of ∠b?
cos m sin m cos m sin m

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.