Hey guys i really need help if yall can answer this id be so happy In triangle RST, m∠R > m∠S + m∠T. Which must be true of triangle RST? Check all that apply.

m∠R > 90°

m∠S + m∠T m∠T

m∠R > m∠S

m∠S > m∠T

Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.