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Let’s review our shapes…

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**An EQUILATERAL TRIANGLE! What is this shape? What makes this shape an**

1. It’s a TRIANGLE. 2. All the sides are the SAME LENGTH.

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**A RIGHT TRIANGLE! What is this shape? What makes this shape an**

1. It’s a TRIANGLE. It has ONE right angle.

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**An ISOSCELES TRIANGLE! What is this shape? What makes this shape an**

1. It’s a TRIANGLE. 2 sides are the SAME LENGTH and one side is different.

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**NONE of the sides are the SAME LENGTH.**

What is this shape? A SCALENE TRIANGLE! What makes this shape a SCALENE TRIANGLE ? 1. It’s a TRIANGLE. NONE of the sides are the SAME LENGTH.

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**A TRAPEZOID! What is this shape? What makes this shape a TRAPEZOID?**

1. It’s a QUADRILATERAL. 2. It has only ONE set of parallel sides.

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**A PARALLELOGRAM! What is this shape?**

What makes this shape a PARALLELOGRAM? 1. It’s a QUADRILATERAL. 2. Both sets of OPPOSITE SIDES are PARALLEL.

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**RHOMBUS! What is this shape? A What makes this shape a RHOMBUS?**

1. It’s a QUADRILATERAL. 2. Both SETS OF OPPOSITE SIDES are PARALLEL. 3. All of the SIDES are THE SAME LENGTH.

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**A RECTANGLE! What is this shape? What makes this shape a RECTANGLE?**

1. It’s a QUADRILATERAL. 2. Its OPPOSITE SIDES are the SAME LENGTH. 3. Its OPPOSITE SIDES are PARALLEL. 4. It has 4 RIGHT ANGLES.

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**A SQUARE! What is this shape? What makes this shape a SQUARE?**

1. It’s a QUADRILATERAL. 2. Its OPPOSITE SIDES are PARALLEL. 3. ALL OF THE SIDES are the SAME LENGTH. 4. It has 4 RIGHT ANGLES.

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**NO! Yes! Yes! Yes! Yes! Is a SQUARE a… Rectangle? Parallelogram?**

Rhombus? Yes! Yes! Yes! Quadrilateral? Trapezoid? NO! Yes!

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**A PENTAGON! What is this shape? What makes this shape a PENTAGON?**

1. It’s a POLYGON. 2. Its has 5 SIDES.

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**A HEXAGON! What is this shape? What makes this shape a HEXAGON?**

1. It’s a POLYGON. 2. Its has 6 SIDES.

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**An OCTAGON! What is this shape? What makes this shape an OCTAGON?**

1. It’s a POLYGON. 2. Its has 8 SIDES.

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Geometry The Shapes Around Us.

Geometry The Shapes Around Us.

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