Помогите пожалуйста дам 45б срочно , завтра нужно сдать

$\mathtt{Merhaba}\\\mathtt{1)}\\\mathtt{--------}\\\boxed{\mathtt{CH^2=5*20}}\\\mathtt{CH^2=100}\\\mathtt{CH=10}\\\mathtt{--------}\\\mathtt{--------}\\\mathtt{2)}\\\boxed{\mathtt{12^2=MC*16}}\\\mathtt{3*4*3*4=MC*4*4}\\\mathtt{9=MC}\\\mathtt{--------}\\\mathtt{--------}\\\mathtt{3)}\\\boxed{\mathtt{AB^2=10*(10+15)}}\\\mathtt{AB^2=250}\\\mathtt{AB=\sqrt{5*5*10}=5\sqrt{10}}\\\mathtt{-------}\\\boxed{\mathtt{BC^2=15*(10+15)}}\\\mathtt{BC^2=5*3*5*5}\\\mathtt{BC=5\sqrt{15}}\\\mathtt{--------}\\\mathtt{--------}\\\mathtt{4)}\\\boxed{\mathtt{z*12=6^2}}\\\mathtt{z*3*4=4*9}\\\mathtt{z=3}\\\mathtt{--------}\\\boxed{\mathtt{x=12*(12+3)}}\\\mathtt{x=3*4*3*5}\\\mathtt{x=3\sqrt{20}}\\\mathtt{--------}\\\boxed{\mathtt{y=3*(12+3)}}\\\mathtt{y=3*3*5}\\\mathtt{y=3\sqrt{5}}$

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