Question

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Activity
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Make the following patterns using the toothpicks of length 2 cm each and generalise the pattern.
Shape 1
Shape 2
Shape 3
Shape 4
Complete the following table and answer the questions:
Number of Squares
1
2.
3
4
n
Number of Toothpicks Used
4
10.
18
28
1. Describe what is happening as the shapes are growing.
2. How many toothpicks will used in shape 7?
3. Write the algebraic expression for the above shapes,
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Answer 1

Answer:

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