Find the missing measures, given WXYZ is a parallelogram w
6a + 10
(18b - 11°
Х
(9b + 2)°
Z 8a - 4
Y
a =
b=
YZ=
mZX=
m_2=
mZW=
m_Y=

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