Unicode
alt +
0178 ²
0179 ³

degree 248 °
divide ÷ 0247
music note 13 14 ♫ ♪
plus minus  ±
pi 227  π
degree 248 °
square root 251 √
Or copy      
√35
quarter 0188
half 0189
3/4 0190  ¾
Alt 155 ¢
• Alt+0149