Which statement is always true? a) the sine of an angle is equal to the sine of the angle's complement. b) the cosine of an angle is equal to the sine of the angle's supplement. c) the sine of an angle is equal to the cosine of the angle's complement. d) the cosine of an angle is equal to the cosine of the angle's supplement.

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?

Which of the following shows the length of the third side, in inches, of the triangle below