What is the area of triangle ABC?
2.5 square units
3 square units
3.5 square units
4 square units
2
3

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

What is sin 7x/4 ? i need on this urgent trig

This is so hard and it’s for a test