Please answer asap I need help Don't take points or I will report

Do good and I will mark branist

There 5 photos

Use set buikder notation to represent the following set: {, -2, -1, 0}

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor