A nonagon has nine sides and a decagon has ten sides. To understand polygons, a good understanding of other angle rules, including triangles and quadrilaterals can be helpful. The word for the name of ...
STEP 1: Use a ruler and pencil to draw an irregular hexagon. A hexagon has six sides so n=6. Use the scissors to cut the shape out. Image caption, STEP 2: Use a pen to draw on and colour in the angles ...
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