A3.00n rock is throw vertically into the air from the ground. at h= 15.0m, v=25m/s upward use the work-energy theorem to find the inital speed of the rock

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Is the figure congruent? yes or no?