How to draw a fan shape on the 30-day weather statistics chart

How to draw a sector chart

First, use a compass to draw a circle on the paper;

Then use an outline pen to draw the outline of the circle and point Find the center of the circle;

Then use a ruler to draw a vertical line to divide the circle into two, and write "50%" on the left side of the circle;

Finally, use a protractor to divide the remaining Divide the semicircle into two parts and write "25%" on each part.