[tex]\begin{gathered} 3x^2=27 \\ x^2=\frac{27}{3} \\ x^2=9 \\ x=\sqrt[]{9} \\ x\text{ = 3} \\ \text{This answer is rational} \end{gathered}[/tex][tex]\begin{gathered} y^3=49 \\ y\text{ =}\sqrt[3]{49}=\text{ 3.65930571} \\ This\text{ is irrational} \end{gathered}[/tex][tex]\begin{gathered} p^2=169 \\ p\text{ = }\sqrt[]{169} \\ p\text{ = 13} \\ \text{This is rational} \end{gathered}[/tex][tex]\begin{gathered} u\sin g\text{ Pythagoras} \\ d\text{ =}\sqrt[]{6^2+4^2} \\ d\text{ =}\sqrt[]{52} \\ d\text{ = 7.21102551 blocks from the start} \\ \end{gathered}[/tex]
