Answer:
85°
Step-by-step explanation:
AED and DEB would add up to 180, the same goes for AEC and CEB
Answer:
D). 
Step-by-step explanation:
For better clarity let us re write the options
A).
B).
C).
D).
To express polynomial with mixed variables in standard form, we begin by the highest coefficient of x to the smallest (we place high precedence on the coefficient x terms)
Answer:
(1/2) (4k) + 12 = 2k + 12
Answer:512
Step-by-step explanation: