Evaluate the expression when a = 4.
2a^3
a.
14
b.
24
c.
128
d.
512

2(4)^3

2(64)

=128 Your final answer would be C

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)