Question

a student is building a model with building blocks. a figure representing the model is shown below. find the total area of the model. = 1 square centimeter 64 square centimeters 41 square centimeters 56 square centimeters 40 square centimeters

Explanation:

Step1: Count the number of blocks in each part

Left vertical part: 10 blocks.
Bottom horizontal part (excluding overlap with left vertical): 10 blocks.
Right vertical part: 3 blocks.

Step2: Sum up the number of blocks

Total number of blocks \(=10 + 10+3+18\) (the large central - like part which can be counted as 18 blocks).
\(10+10 + 3+18=41\)

Answer:

41 square centimeters