Which models represent the sum?

0.4 + 1.4

Select each correct answer.

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168

i dont know the answer but here's a picture of a dog

x = 1/2

step-by-step explanation:

hope this !