PROPERTIES OF GEOMETRIC FIGURES: TRIANGLESObjective: To describe critical attributes of a triangle

By: Brittany Williams

WHAT IS A TRIANGLE?

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

This is a triangle. This is NOT a triangle.

CAN YOU GIVE YOUR OWN EXAMPLE AND NO-EXAMPLE OF A TRIANGLE?

This is a triangle. This is NOT a triangle.

WHAT ARE THE CRITICAL ATTRIBUTES OF A TRIANGLE? Two- dimensional Has three sides Has three points/ edges/ angles Is closed Is not round

LEARNING VOCABULARY

Closed/cerrar Angle/ ángulo Side/ lados Round/ redondear Points/ punto Triangle/ triangulo Attributes

REAL WORLD TRIANGLES