Is a triangle with side lengths of 10, 11, 14 a right triangle?

With: label the vertices and all the elements needed. find x

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.

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.