а)Первый способ
S1 = 6*4=24 см^2
S2= (14-4)*8=80 см^2
S=S1+S2= 104 см^2
Второй способ
S1= 14*8=112 см^2
S2= 4*(8-6)= 8 см^2
S= S1-S2= 112-8=104 см^2
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а)Первый способ
S1 = 6*4=24 см^2
S2= (14-4)*8=80 см^2
S=S1+S2= 104 см^2
Второй способ
S1= 14*8=112 см^2
S2= 4*(8-6)= 8 см^2
S= S1-S2= 112-8=104 см^2