Code point
U+25ED
Glyph appearance depends on your fonts.
U+25ED
SoU+25ED UP-POINTING TRIANGLE WITH LEFT HALF BLACK is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Geometric Shapes block.
Choose the representation you need, then copy its value.
U+25ED
9709
◭
◭
E2 97 AD
25ED
000025ED
%E2%97%AD
\u25ED
\u25ED
\u25ED
\25ED