Question

Karolina wants to create a square patio area in her garden. She has 121 patio slabs.
How many slabs will she need to lay in each row to make a square?

Answer 1

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Answer:

  11

Step-by-step explanation:

Since you have memorized the squares of integers up to 20², you know that 11² = 121.

The patio will have 11 rows of 11 slabs each.

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In order for this layout to make a square patio, the patio slabs must be square.