(4^2+8^2)^.5 = 8.944
It's not 12.
So 4,8,12 can't be the side lengths of a right triangle.
Answer:

Step-by-step explanation:
Given

Required
Graph the solution

Multiply both sides by 3



<em>See attachment for graph (Assume T is on the x-axis)</em>
You have to divide
9.1\7 is 1.3
$1.30 per balloon
Answer:
Step-by-step explanation: