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73 reviewed resources for coordinate geometry proofs

Videos (Over 2 Million Educational Videos Available)
Three-Dimensional Coordinates and the Right-Hand Rule Video
6:09
Three-Dimensional Coordinates and the...
Thomas Jefferson - Author of The Declaration of Indepence & 3rd U.S. President | Mini Bio | BIO Video
4:18
Thomas Jefferson - Author of The...
Prepositional Phrases for Kids | English Grammar Video Video
11:22
Prepositional Phrases for Kids | English...
Other Resource Types ( 73 )
7 Items in Collection
Lesson Planet

Proof That Geometry Isn't Difficult

For Teachers 8th - 11th Standards
Prove that Geometry can be challenging in a good way with a wide-ranging collection of resources on proofs. The topics focus on the main skills while young mathematicians to think outside the box. 
10 Items in Collection
Lesson Planet

Mathematics Vision Project: Interactive Applets

For Students 9th - 12th Standards
Ready, set, go! The Mathematics Vision Project provides a collection of 10 Interactive Applets that follow the progression of learning—to practice, develop, and solidify understanding. The interactives use engaging materials that include...
Lesson Planet

Proofs Using Coordinate Geometry

For Students 10th - 12th
In this coordinate geometry worksheet, students determine the coordinates of an unknown vertex. They write a coordinate proof supporting their findings. This four-page worksheet contains examples, explanations, and 8 problems. Answers...
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Plane Coordinate Geometry

For Teachers 9th - 10th
Students solve proofs dealing with the coordinate plane. In this geometry lesson, students verify properties of triangles and quadrilaterals.
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Connecting Algebra and Geometry Through Coordinates

For Teachers 9th - 10th Standards
This unit on connecting algebra and geometry covers a number of topics including worksheets on the distance formula, finding the perimeter and area of polynomials, the slope formula, parallel and perpendicular lines, parallelograms,...
Lesson Planet

Coordinate Geometry Proofs

For Students 10th
In this coordinate geometry worksheet, 10th graders solve and draw 10 different problems related to complete proofs in coordinate geometry. First, they prove that a figure with given points is another figure by using slopes. Then,...
3:53
Lesson Planet

Coordinates and Shapes

For Students 6th - 11th Standards
Where is the point? Given three points on the coordinate plane, the video walks through the steps to find the location of the fourth point to create a given special quadrilateral. The narrator first determines the coordinates of the...
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Plane Coordinate Geometry

For Teachers 9th - 11th
Students derive the distance formula  using the Pythgorean theorem. In this geometry lesson plan, students calculate the midpoint formula and use it to find the distance.
1 In 1 Collection
Lesson Planet

Geometry Project

For Students 9th - 12th Standards
Proofs are usually an intimidating assignment. An engaging lesson focused on geometric proofs may reduce the anxiety! Pupils choose between several triangle proofs to complete and work on completing them. The assignment also gives a...
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Proofs in Coordinate Geometry

For Students 10th - 11th
In this coordinate geometry learning exercise, students identify the lengths of a quadrilateral and find the slope of a line. They use proofs to identify the characteristics of given quadrilaterals. This one-page learning exercise...
Lesson Planet

Connecting Algebra and Geometry

For Teachers 9th - 10th Standards
Connect algebra and geometry on the coordinate plane. The eighth unit in a nine-part integrated course has pupils develop the distance formula from the Pythagorean Theorem. Scholars prove geometric theorems using coordinates including...
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Coordinate Proofs

For Students 8th - 11th Standards
How do you know you know? Prove it! The guide goes through several examples and includes a link to a video to teach learners how to work through coordinate proofs. The goal is to prove that different shapes are indeed that shape. 
1 In 1 Collection
EngageNY

Unknown Area Problems on the Coordinate Plane

For Teachers 7th Standards
Scholars determine distances on the coordinate plane to find areas. The lesson begins with a proof of the formula for the area of a parallelogram using the coordinate plane. Pupils use the coordinate plane to determine lengths to...
Lesson Planet

Circles in the Coordinate Plane

For Teachers 9th - 11th Standards
Make the connection between the distance formula and the equation of a circle. The teacher presents a instructional activity on how to use the distance formula to derive the equation of the circle. Pupils transform circles on the...
Lesson Planet

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
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Analytic Geometry Study Guide

For Students 9th - 12th Standards
Are you looking for a comprehensive review that addresses the Common Core standards for geometry? This is it! Instruction and practice problems built specifically for standards are included. The material includes geometry topics from...
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Diagonals of a Rectangle

For Students 9th - 12th Standards
Coordinate the vertices of a rectangle. Pupils use the location of three vertices of a rectangle along the axis to find the coordinates of the fourth vertex. Using the vertices of the rectangle, scholars prove the diagonals are congruent...
1 In 1 Collection
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Similar Triangles

For Teachers 9th - 11th Standards
Proving triangles are similar is often an exercise in applying one of the many theorems young geometers memorize, like the AA similarity criteria. But proving that the criteria themselves are valid from basic principles is a great...
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High School Mathematics Geometry Vocabulary Word Wall Cards

For Teachers 9th - 10th
Having a good working knowledge of math vocabulary is especially important for geometry learners. Here are 119 pages worth of wonderfully constructed definitions, constructions, formulas, properties, theorems, and postulates. This is a...
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Midpoints of Sides of a Quadrilateral

For Students 9th - 12th Standards
Verify a figure by using coordinates. Pupils calculate the coordinates of the midpoints of the sides of a quadrilateral. They then use the coordinates to show the resulting figure is a parallelogram. 
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Geometry Concepts and Applications

For Students 10th
In this concepts and applications review learning exercise, 10th graders solve and complete 40 various types of multiple choice problems. First, they write the equation of a vertical line passing through a point. Then, students find the...
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Getting It Right! An Investigation of the Pythagorean Theorem

For Teachers 6th - 8th
Learners construct a variety of right triangles using a right-angled set square, cutting corners from pieces of paper or cardboard, and using dynamic geometry software. They measure the sides of these various right triangles and record...
1 In 1 Collection
Lesson Planet

Why Does SSS Work?

For Teachers 9th - 10th Standards
While it may seem incredibly obvious to the geometry student that congruent sides make congruent triangles, the proving of this by definition actually takes a bit of work. This exercise steps the class through this kind of proof by...
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Coordinate Proof for Quadrilaterals

For Students 8th - 10th
In this coordinate proof for quadrilaterals worksheet, students plot and graph 5 quadrilaterals. Students then classify and justify each type of quadrilateral.