Estimation would give you an answer close to the actual answer so you can see if your answer is reasonable depending on how close the estimate is
I think you just add all the sides even the ones you don't see. The left side of the shape is 6m as well as the right. and the same with the 4s. The answer is 36.
Answer:
12.35 should be the 10th term sorry if im wrong tho
Step-by-step explanation: