Matematika A - 2018. ljeto, 8.

${68}^{\circ }{21}^{\mathrm{\prime }}68^\{\backslash circ\}\; 21^\{\backslash prime\}$

${82}^{\circ }{49}^{\mathrm{\prime }}82^\{\backslash circ\}\; 49^\{\backslash prime\}$

${90}^{\circ }90^\{\backslash circ\}$

${120}^{\circ }120^\{\backslash circ\}$