Look at this pattern of trapezium made with matchsticks and answer the following questions. How many matchsticks do you think are needed to make:
5 trapeziums

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Solution

Hence, 21 matchsticks are required to make 5 trapeziums

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Similar questions

Question 4 (c)Try to construct a triangle using matchsticks. Some are shown here.

Can you make a triangle with 5 matchsticks?

(Remember you have to use all the available matchsticks)
Name the type of triangle. If you cannot make a triangle, think of reasons for it.

Question 4 (d)Try to construct a triangle using matchsticks. Some are shown here.

Can you make a triangle with 6 matchsticks?

(Remember you have to use all the available matchsticks)
Name the type of triangle. If you cannot make a triangle, think of reasons for it.

Question 11(i)

Look at the following matchstick pattern of squares. The squares are not separate. Two neighbouring squares have a common matchstick. Observe the patterns and find the rule that gives the number of matchsticks in terms of the number of squares. (Hint: If you remove the vertical stick at the end, you will get a pattern of Cs.)

A matchstick's pattern of trapeziums is shown. They are not separate and two neighboring trapeziums have a common matchstick. Can you find the rule for this pattern that gives the number of matchsticks in terms of the number of trapeziums ( where $x$ represents the number of trapeziums)?

Q. How many matchsticks are needed to make 5 squares if to make a square 4 matchsticks are needed, to make 2 squares 8 matchsticks are needed, to make 3 squares 12 matchsticks are needed and so on?

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Look at this pattern of trapezium made with matchsticks and answer the following questions. How many matchsticks do you think are needed to make: 5 trapeziums

Hence, 21 matchsticks are required to make 5 trapeziums

Look at this pattern of trapezium made with matchsticks and answer the following questions. How many matchsticks do you think are needed to make:
5 trapeziums