8.G.B.8

Scroll Up

- 8.G.B.6Explain a proof of the Pythagorean Theorem and its converse.
- 8.G.B.7Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world and mathematical problems in two and three dimensions.
- 8.G.B.8Apply the Pythagorean Theorem to find the distance between two points in a coordinate system.

Scroll Down

## 8.G.B.8

## Apply the Pythagorean Theorem to find the distance between two points in a coordinate system.

18 Lesson(s)

### The Pythagorean Theorem and the Distance Formula

Algebra I »
Unit: Radical Expressions, Equations, and Rational Exponents

Algebra I »
Unit: Radical Expressions, Equations, and Rational Exponents

### Playing Around with Pythagoras- Day 11

8th Grade Math »
Unit: Playing Around with Pythagoras

8th Grade Math »
Unit: Playing Around with Pythagoras

### Unit Assessment

8th Grade Math »
Unit: Pythagorean Theorem

8th Grade Math »
Unit: Pythagorean Theorem

Big Idea:

#### Crafting standards based assessments requires carefully tying each question to a particular standard in order to gauge mastery levels.

Standards:

8.G.B
8.G.B.8

Favorites
(4)

Resources
(10)

### Playing Around with Pythagoras- Day 9

8th Grade Math »
Unit: Playing Around with Pythagoras

8th Grade Math »
Unit: Playing Around with Pythagoras

Big Idea:

#### To help guide instruction for the year and establish a baseline for quarterly benchmark assessments, students will take a benchmark test aligned to the CCSS.

Standards:

Favorites
(12)

Resources
(8)

Reflections
(1)

### The Basics of Coordinate Geometry

Geometry »
Unit: Coordinate Geometry

Geometry »
Unit: Coordinate Geometry

### Introducing Distance on the Coordinate Plane with Geo-Bands

8th Grade Math »
Unit: Pythagorean Theorem

8th Grade Math »
Unit: Pythagorean Theorem

### Analyzing Distance Algebraically

8th Grade Math »
Unit: Pythagorean Theorem

8th Grade Math »
Unit: Pythagorean Theorem

### Applying Distance to Perimeter and Area on Coordinate Plane

8th Grade Math »
Unit: Pythagorean Theorem

8th Grade Math »
Unit: Pythagorean Theorem

### Playing Around with Pythagoras- Day 12

8th Grade Math »
Unit: Playing Around with Pythagoras

8th Grade Math »
Unit: Playing Around with Pythagoras

Big Idea:

#### Today, the students take a formative assessment that includes finding the missing sides of triangles, estimating non-perfect square roots, applying the Pythagorean Theorem to real world problems, and using it to find distance between two points on a coordi

Favorites
(1)

Resources
(16)

Reflections
(1)

### Draw a Right triangle! You can´t go wrong.

8th Grade Math »
Unit: The Pythagorean Theorem

8th Grade Math »
Unit: The Pythagorean Theorem

### Distance in Geometry

Geometry »
Unit: The Pythagorean Theorem

Geometry »
Unit: The Pythagorean Theorem

Big Idea:

#### Understanding why the distance formula works with respect to the "change in x or y," enables students to solve novel problems requiring the measurement of distance.

Standards:

Favorites
(1)

Resources
(14)

Reflections
(1)

### Distances in the Coordinate Plane

Geometry »
Unit: Geometry Foundations

Geometry »
Unit: Geometry Foundations

Big Idea:

#### May the formula be with you. In this lesson students wield the power of the distance formula.

Standards:

Favorites
(2)

Resources
(15)

Reflections
(1)

### The Pythagorean Theorem in Circles

Geometry »
Unit: The Pythagorean Theorem

Geometry »
Unit: The Pythagorean Theorem

### Round Robin Review (Unit 9/L1-7)

8th Grade Math »
Unit: The Pythagorean Theorem

8th Grade Math »
Unit: The Pythagorean Theorem

Common Core Math

### Kindergarten

### First Grade

### Second Grade

### Third Grade

### Fourth Grade

### Fifth Grade

### Sixth Grade

### Seventh Grade

### HS Number & Quantity

### HS Algebra

### HS Functions

### HS Geometry

### Kindergarten

### First Grade

### Second Grade

### Third Grade

### Fourth Grade

### Fifth Grade

### Sixth Grade

### Seventh Grade

### Eighth Grade

### Ninth and Tenth Grade

### Kindergarten

### First grade

### Second grade

### Third Grade

### Fourth grade

### Fifth grade

### Middle School

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

HS Number & Quantity

HS Algebra

HS Functions

HS Geometry

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Ninth and Tenth Grade

Kindergarten

First grade

Second grade

Third Grade

Fourth grade

Fifth grade

Middle School