1. How many small squares are in Step 10?
Image below
A. 10
B. 11
C. 90
D. 110
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Answer:
110 squares
Step-by-step explanation:
= 10 x 11
= 110 small squares.
From the question,
Step one : • • = 1(2) small squares
Step two : • • • = 3 squares in two layers = 2(3) = 6 small squares
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Step three : • • • • = 4 squares in 3 layers = 3(4) = 12 small squares
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