<Table> <Tr> <Th> 11: </Th> <Th> 60 </Th> <Th>: 61 </Th> <Th> </Th> </Tr> <Tr> <Th> 12: </Th> <Th> 35 </Th> <Th>: 37 </Th> </Tr> <Tr> <Th> 13: </Th> <Th> 84 </Th> <Th>: 85 </Th> </Tr> <Tr> <Th> 15: </Th> <Th> 112 </Th> <Th>: 113 </Th> </Tr> <Tr> <Th> 16: </Th> <Th> 63 </Th> <Th>: 65 </Th> </Tr> <Tr> <Th> 17: </Th> <Th> 144 </Th> <Th>: 145 </Th> </Tr> <Tr> <Th> 19: </Th> <Th> 180 </Th> <Th>: 181 </Th> </Tr> <Tr> <Th> 20: </Th> <Th> 21 </Th> <Th>: 29 </Th> </Tr> <Tr> <Th> 20: </Th> <Th> 99 </Th> <Th>: 101 </Th> </Tr> <Tr> <Th> 21: </Th> <Th> 220 </Th> <Th>: 221 </Th> </Tr> </Table> <Tr> <Th> 11: </Th> <Th> 60 </Th> <Th>: 61 </Th> <Th> </Th> </Tr> <Tr> <Th> 12: </Th> <Th> 35 </Th> <Th>: 37 </Th> </Tr> <Tr> <Th> 13: </Th> <Th> 84 </Th> <Th>: 85 </Th> </Tr>

Ratio of the sides of a right triangle