Question

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Answer 1

1 p=17.5+17.5+31.5+31.5

p=98

área=17.5*31.5=551.25

2. p=42.5+42.5+19+19

p=123

a=42.5*19=807.5

3. p=38.5*4

p,=154

a=38.5^2=1482.25

4 p=185

a=2139