a) x= 3√3+√6 y=2√3
P=xy
P=(3√3+√6)*2√3
P=6*3+2√3*√6
P=18+2√18
P=18+2*3√2
P=18+6√2
b)a=60-3√5 h=4√5
P=1/2ah
P=1/2*(60-3√5)*4√5
P=1/2*(240√5-60)
P=120√5-30
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a) x= 3√3+√6 y=2√3
P=xy
P=(3√3+√6)*2√3
P=6*3+2√3*√6
P=18+2√18
P=18+2*3√2
P=18+6√2
b)a=60-3√5 h=4√5
P=1/2ah
P=1/2*(60-3√5)*4√5
P=1/2*(240√5-60)
P=120√5-30