Help!! Last one giving 15 points and brainlesit

B

Step-by-step explanation:

2-1/2 x 1 x 1/2 = 1-1/4

C

Step-by-step explanation:

Multiply 1, 1 1/2, and 1/2 to get your volume

= 1 1/4

Then multiply 1 1/4 by 8 to get your half units

=10

false

step-by-step explanation:

the reason i say this is because for a certain length of sides you can pick any two and the length is wither equal or greater than the third side and in this case it's not.

3 + 5 = 8

8 is smaller than 9 which is the third side.

hope this : )

on the middle line

step-by-step explanation:

1/5=50