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Автор - brazginmiron

Помогите, пожалуйста.))

Ответ

Автор - Dedagenn
1. =0.5дм*0.2дм=0.1дм²
2. =7*4=28см²
3. =4*6=24см²
4. =(4+4)*6/2=24см²
5. 96=(х*8)/2, х=2*96/8= 24 см²

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