Page 20 - PlayFacto_A8
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Triangles and quadrilaterals
A figure with three sides and three vertices is called a triangle and a figure
with four sides and four vertices is called a quadrilateral.
Triangle Quadrilaterals
Make new triangles and quadrilaterals by placing triangles and quadrilaterals.
Example 1 Count the number of triangles and quadrilaterals.
Triangles : Quadrilaterals :
2. Triangles · Quadrilaterals 17
A figure with three sides and three vertices is called a triangle and a figure
with four sides and four vertices is called a quadrilateral.
Triangle Quadrilaterals
Make new triangles and quadrilaterals by placing triangles and quadrilaterals.
Example 1 Count the number of triangles and quadrilaterals.
Triangles : Quadrilaterals :
2. Triangles · Quadrilaterals 17
