Answer:
2x+4
Step-by-step explanation:
please give me a brainliest!!
Let k be the scale factor relating two similar prisms

and

, such that for corresponding parts of prisms

and

(for heights, in particular) we have

. In our case

.
For surfaces area we have

.
So, the right answer is 4:25 (choice B)
I would argue that it does due to that if it increased, it's either from a 30% chance that nothing changed or that the teachers did it. Since 100-30=70, there's a 70 percent chance that the teaching effect did work!
None of the above because it will be 3.2 or -3.2
132, if you add four to 50, and keep going until you get to 20