1 3/8 x 3 =

3 2/8 x 3 =

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8

f(x)=4

step-by-step explanation:

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 : )

step-by-step explanation:

i think its about 8