Unit

#### Description:

Students find the perimeter of a triangle in the coordinate plane using the distance formula.Students state and apply the formula for area of a triangle with vertices (0,0),(x1, y1), and (x2 , y2).Teacher and Student versions of full lesson from engageNY

#### Subjects:

• Mathematics > General
• Mathematics > Geometry

#### Keywords:

coordinates perimeters polygons areas triangles rectangles distance formula.

English

#### Access Privileges:

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#### Collections:

Teacher Resources
Update Standards?

#### CCSS.Math.Practice.MP1: Common Core State Standards for Mathematics

Make sense of problems and persevere in solving them.

#### CCSS.Math.Practice.MP2: Common Core State Standards for Mathematics

Reason abstractly and quantitatively.

#### CCSS.Math.Practice.MP4: Common Core State Standards for Mathematics

Model with mathematics.

#### CCSS.Math.Practice.MP5: Common Core State Standards for Mathematics

Use appropriate tools strategically.

#### CCSS.Math.Practice.MP6: Common Core State Standards for Mathematics

Attend to precision.

#### CCSS.Math.Practice.MP7: Common Core State Standards for Mathematics

Look for and make use of structure.

#### CCSS.Math.Content.HSG-GPE.B.7: Common Core State Standards for Mathematics

Use coordinates to compute perimeters of polygons and areas of triangles and rectangles, e.g., using the distance formula.?
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