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Earn +20 ptsQ: Are all plane figures closed
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What is used to describe closed plane figures that intersect only at their endpoints?
A closed plane figure, for example, a sector of a circular or elliptical shape has no specific name.
What is are some closed plane figures formed by joining 3 or more straight lines and angles?
Polygons are closed, two-dimensional figures that have 3 or more sides.
Which figures are polygons?
A polygon is any closed plane figure bounded by three or more straight sides.
How do you identify a trapezium?
It is a plane closed figures bounded by four straight lines, one pair of lines are parallel.
What are open and closed figures?
For example, figures like C and N are open figures, and figures like O and D are closed.
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