Given the two expressions shown below: a sq rt 64 + sq rt 5 b sq rt 64 + sq rt 4 which statement best describes the two expressions ? a: both are rational b: both are irrational c: a is rational, but b is irrational d: a is irrational, but b is rational

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z

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