Question

Avneet buys 9 square paving slabs, each with a side of 1 / 2 m. He lays them in the form of a
square.
(a) What is the perimeter of his arrangement [fig 10.7(i)]?

(b) Shari does not like his arrangement. She gets him to lay them out like a cross. What is the
perimeter of her arrangement [(Fig 10.7 (ii)]?
(c) Which has a greater perimeter?
(d) Avneet wonders if there is a way of getting an even greater perimeter. Can you find a way of
doing this? (The paving slabs must meet along complete edges i.e they cannot be broken.)

Answer 1

Answer:

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