11_diagonal_street | location | south_africa <tsp> south_africa | capital | cape_town <tsp> south_africa | leadername | cyril_ramaphosa <tsp> south_africa | leadername | jacob_zuma <tsp> south_africa | ethnicgroup | asian_south_africans <sep> 11 diagonal street is an office tower in johannesburg, south africa it was built in 1983 to a height of 80 metres it is designed to look like a diamond as it reflects different views of the central business district from each angle of the buildingthe building's architect was helmut jahn 
cyril ramaphosa and jacob zuma are leaders in south africa where the capital city is cape town. one of the ethnic groups of the country are the asian south africans and the country is the location of 11 diagonal street.11 diagonal street is an office tower in johannesburg, south africa