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x=3√3
y=4√2 dlugosci przyp[rostokatnych trojkata prostokatnego
P=(1/2)xy pole powierzchni trojkata prostokatnego
P=0,5xy
P=0,5*3√3*4√2
P=6√6
b)
x=2√27=2*√(9*3)=2*3√3=6√3
y=4√12=4*√(4*3)=8√3
P=0,5*6√3*8√3
P=24*3
P=72
c)
x=2√10
y=√50=√(25*2)=5√2
P=0,5*2√10*5√2
P=5√20=5*√(4*5)=5*2√5=10√5