Final answer:
The total length of the two blocks with dimensions 6.6cm and 9.5cm is 16.1cm.
Step-by-step explanation:
To find the total length of the two blocks, you can add the dimensions together. Given that the dimensions are 6.6cm and 9.5cm, you can add them to get:
Total length = 6.6cm + 9.5cm = 16.1cm
Therefore, the total length of the two blocks is 16.1cm.