Answer:
18. Commutative property of addition
19. Distributive property
20. Associative property of addition
Step-by-step explanation:
Assuming that is Angle not Angel than it would be all of the following:
Angle
Line
Segment
Ray
Answer: Yes!
Step-by-step explanation:
You correctly answered!
Answer:
a) 2.6
b) -15
c) 9
d) 
e) 1.26
Step-by-step explanation: