Answer:
a
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
4X =2 X +6
=>X = 3
Answer:
a 80
Step-by-step explanation:
7200 / 90 = 80
Since the common difference is 6, we can assume that the sequence is arithmetic, with rule
T(n)=6n+5 where T(1)=11
T(9)=6(9)+5=59
Yes square meters is a type of surface area.