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25 votes
Help me please????????

Help me please????????-example-1

1 Answer

5 votes
A=3mm
B=5mm
C=12mm
D=13mm

SA=150mm

2 triangles: 5(12)/2=30
rectangle 1: 5(3)= 15
rectangle 2: 3(12)=36
rectangle 3: 3(13)=39
SA= 30+30+15+36+39
SA=150
User Vladimir Dorokhov
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