I need help on geometry!

See attachment below and find the equivalent of tan(∠qsr)

Describe a situation where it would be beneficial to round decimals to the nearest dollar. explain why you would use rounding in that situation.

One vertex of a polygon is located at (3,-2). after a rotation, the vertex is located at (2, 3). which transformations could have taken place? check all that apply. - ro, 90" ro, 180" ra, 220v ro, -80" | ro, -27ợ"