Answer:
Line c
Step-by-step explanation:
y=
Answer:
correct. the mean of 72 and 89 is 80?5
Step-by-step explanation:
find the mean to confirm it.
(a+b)/2
72+89= 161
161/2=80.5
Answer:
8, 6, 24 because 8+6+24=38
Answer:
decagon = 10
nonagon = 9
dodecagon = 12
Step-by-step explanation: