Square rstu dilates by a factor of 1/2 with respect to the origin to create square r's't'u'. if r's' is 2 units, what is rs?

a.0.5 units
b.2 units
c.4 units
d.1 unit
working on test really need

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?