decagonalfigure
nounUK /dɛˈkæɡənəl ˈfɪɡə/
US /dɛˈkæɡənəl ˈfɪɡjər/
A decagonal figure is a flat shape with ten straight sides.
The teacher asked us to draw a decagonal figure with ten equal sides.
OTHER MEANINGS
2. A geometric design or pattern built from ten-sided forms.
The tile floor featured a colorful decagonal figure in the center.
3. A shape used in math puzzles to test counting and symmetry.
We solved a puzzle by folding a decagonal figure into matching halves.
4. Any outline or diagram having ten straight edges.
The map showed a decagonal figure marking the park's boundary.