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Answer:
Perimeter = 270mm
270 = 45 + 104 + 35+ 56 + x
x = 270 - ( 45+104+35+56)
x = 30
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It's 30 I'm sorry... calculation mistake
Answered by
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AB=45mm
BC=10cm4mm =104mm 【1cm=10mm】
CD=5cm6mm =56mm
DE= 35mm
EA=x
perimeter=270mm
A/Q
AB+BC+CD+DE+EA=270
45+104+56+35+x=270
x=270-240
x= 30mm
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