Answer:
45
Step-by-step explanation:
1,3,5,9,15,45
To find points, we use the graphing technique or analytic algebra.
It would be 8 because 3 less than 8.
Hope this helps! :D
The original area of a face would be a^2. Now that you added b to the edge, the new area of each face would be (a+b)^2. To find how much the are increased, subtract a^2 from (a+b)^2.
So the answer is b(2a+b)