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Objective: Use the Distance Formula to classify triangles as acute, right or obtuse.

Objective: Use slope and the Distance Formula to classify quadrilaterals.

Objectives:  Identify algebraic coordinates of points (coordinates containing variables). Plot points with algebraic coordinates.

Objectives: Identify algebraic coordinates of points that include sums and products with variables.  Plot points that include algebraic sums and products as coordinates.

Objective: Write slopes of lines determined by points with algebraic coordinates.

Objective:  Find slopes of lines determined by points with algebraic coordinates in order to identify parallel and perpendicular lines.

Objective:  Use the Distance Formula to write algebraic expressions for the distance between points with algebraic coordinates.

Objective: Use the Distance formula to determine whether line segments with endpoints having algebraic coordinates are congruent.

Objective:  Write algebraic coordinates for the midpoints of line segments using the algebraic coordinates of the endpoints.

Objectives:  Write algebraic coordinates for the midpoints of pairs of intersecting line segments.  Identify line segments that bisect each other.

 

Objective:  Use slope and the Distance Formula to classify polygons with algebraic coordinates.

Objectives:  Classify polygons by comparing the algebraic coordinates of their vertices to standard coordinates.  Complete algebraic coordinates for vertices of polygons.

Objective:  Use the Distance Formula to demonstrate algebraic proofs of theorems about: quadrilaterals, diagonals of quadrilaterals, midpoints of sides of triangles and quadrilaterals, and medians.

Objective:  Use formulas for slopes and midpoints to demonstrate algebraic proofs of theorems about triangles and quadrilaterals.

Objective:  Develop and apply the Distance Formula for finding the distance between two points on a coordinate plane.

Objectives:  Use the Pythagorean Theorem to calculate the length of the hypotenuse in right triangles on a grid and on a coordinate axis. 

 

Objective: Use slope and the Distance Formula to determine if diagonals of quadrilaterals are congruent, perpendicular, or bisect each other.

Objective: Use the Distance Formula to find lengths of sides in triangles and quadrilaterals and classify triangles as isosceles or scalene, and quadrilaterals as parallelograms, rhombuses, or kites.

Unit 9: The Distance Formula and Coordinate Geometry

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