Answer:
3 19/24
Step-by-step explanation:

hope it helps
Answer:
the answer is 28 for the area.
Answer:
given
n=9
a=1
d=3-1=2
Step-by-step explanation:
now , by formula,
sn = n/2(2a+(n-1)d)
= 9/2(2×1+(9-1)×2)
=9/2×18
=81
Answer:
Option 3
Step-by-step explanation:
Hope this helps
Have a great day!
Answer:
π^2, 9.8 repeating, square root of 99.
Step-by-step explanation: