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Home > GC > Chapter 1 > Lesson 1.3.3 > Problem 1-121


Examine the shapes listed on your Shapes Toolkit. Name a shape that meets the following conditions: It has a pair of congruent sides, it has one right angle, and it has three vertices.  

Try drawing a shape that meets these conditions.

Draw two congruent lines (ones that are equal in length) that create a right angle.

Add another line that will give the shape three vertices.

Do you remember what this shape is called?

Isosceles right triangle