3x + 1 is the length for one side. Do you also need to solve for x?
So.... You would get your problem out of the numbers 10,6,7 you would multiply and get 10*6*7=420 so 420 would be the answer if that's what your looking for!!
Hope i helped if i did please make me Brainiest
Use the distance formula:

(6, -2), (-2, -12)

⇒


⇒


= 12.8
The distance between points T and U is
12.8 units.
Answer:
1 neither
2 supplementary
3 supplementary
Step-by-step explanation: