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If DeltaABC~DeltaPQR and AB:PQ=2:3, then...

If `DeltaABC~DeltaPQR` and `AB:PQ=2:3`, then fill in the blanks:
`(A(DeltaABC))/(A(DeltaPQR))=((AB)^(2))/(square)=(2^(2))/(3^(2))=(square)/(square)`
`(A(DeltaABC))/(A(DeltaPQR))=(AB^(2))/(PQ^(2))=(2^(2))/(3^(2))=4/9`

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