Answer:
I think it's 34
Step-by-step explanation:
cuz you add 11 and 12 frequency
20
c^ 2 = a^2 + b^2
given a = 2 and b = 5
so
c^2 = 2^2 + 5^2
or
2^2 + 5^2 = c^2
answer is the first one
V=whl=3·9·7=189, Which is 189.
A,C,D
"B" is definitely not the answer because the fraction isn't negative but the decimal is negative which isn't right.
