Quadrilateral RSTU has vertices at RS T  ( 1,11) , (9,12) , (13, 5)     and U (2, 2)  . (a) Show that the diagonals of RSTU are perpendicular.

(b) Show that RS ST  .

(c) Given that RSTU is a quadrilateral with perpendicular

diagonals and two adjacent, congruent sides, why isn't RSTU a

rhombus?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !