I don’t mean to take point but i do not see a picture :(
Answer:
18 inches!
Step-by-step explanation:
Since you are multiplying the original size by 3 times (4 in. originally • 3 = 12 inches) you just multiple the original height by 3 (6•3=18)
hope this helped!
Answer:

Step-by-step explanation:
Because of the power of a power property, which states that
, where m and n are real numbers, the expression you mentioned can be simplified by applying this property like this: 
4 and 8 would be the anwser because 4 x 2 = 8 and then 8x1=8
Answer:
Final answer is ---> -4
Step-by-step explanation: