If 3 =

, then we know 9 =

because 9 is 3 squared.

can be simplified to

So now we know

=

·

Since

and

have the same base, we can express it as a single term by adding the exponents together.
So the answer is C)
Answer:
I think its b)1.5 seconds sorry if I am wrong
Step-by-step explanation:
16t²=time
16t²=16²seconds
16² seconds=256 seconds
16t²+64=distance
256+64=320
320 feet=distance
so
256 seconds/320feet
=1.5seconds
The volume of the prism is D. 280