How much is a 10% tip on a restaurants bill of $26.79​

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Analyze the diagram below and complete the instructions that follow. how to find tan