Question

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Answer 1

a) P = 3 × 4 + 6 × 2

P = 12 + 12

P = 24m

b) P = 5 × 5

P = 25m

c) P = 2 × π × r

P = 2 × 3,14 × 10

P = 6,28 × 10

P = 62,8m