Tell weather the measurements can be the side lengths of a triangle. if so, classify the triangle as acute, obtuse, or right. 15,18,20. 7,8,11

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.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Identify the conclusion of the conditional statement. if you live in phoenix, then you live in arizona.