Instructional Video
Sophia Learning

Sophia: Finding a Missing Coordinate: Lesson 1

9th - 10th
Given an x or y coordinate for a point on the unit circle, this lesson show how to find the other coordinate. It is 1 of 7 in the series titled "Finding a Missing Coordinate."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 2

9th - 10th Standards
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 2 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 4

9th - 10th
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 4 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 6

9th - 10th
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 6 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 7

9th - 10th
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 7 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 8

9th - 10th
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 8 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 9

9th - 10th Standards
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 9 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Finding the Reference Angle: Lesson 1

9th - 10th Standards
The process of drawing a reference angle in any quadrant on a unit circle is shown here. This lesson is 1 of 9 in the series titled "Finding the Reference Angle."
Instructional Video
Sophia Learning

Sophia: Triangles in the Unit Circle: Lesson 3

9th - 10th Standards
This lesson explores the relationships between triangles made on a unit circle and the six trigonometric functions. It is 3 of 5 in the series titled "Triangles in the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Triangles in the Unit Circle: Lesson 4

9th - 10th Standards
This lesson explores the relationships between triangles made on a unit circle and the six trigonometric functions. It is 4 of 5 in the series titled "Triangles in the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Triangles in the Unit Circle: Lesson 1

9th - 10th Standards
This lesson explores the relationships between triangles made on a unit circle and the six trigonometric functions. It is 1 of 5 in the series titled "Triangles in the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Trigonometric Functions on the Unit Circle: Lesson 2

9th - 10th Standards
This lesson explores how trigonometric functions can be represented geometrically on the unit circle. It is 2 of 5 in the series titled "Trigonometric Functions on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Trigonometric Functions on the Unit Circle: Lesson 4

9th - 10th Standards
This lesson explores how trigonometric functions can be represented geometrically on the unit circle. It is 4 of 5 in the series titled "Trigonometric Functions on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Trigonometric Functions on the Unit Circle: Lesson 5

9th - 10th Standards
This lesson explores how trigonometric functions can be represented geometrically on the unit circle. It is 5 of 5 in the series titled "Trigonometric Functions on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Trigonometric Functions on the Unit Circle: Lesson 1

9th - 10th Standards
This lesson explores how trigonometric functions can be represented geometrically on the unit circle. It is 1 of 5 in the series titled "Trigonometric Functions on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Drawing an Angle on the Unit Circle: Lesson 3

9th - 10th Standards
Given a particular angle, this lesson demonstrates how it can be drawn on a unit circle.
Instructional Video
Sophia Learning

Sophia: Drawing an Angle on the Unit Circle: Lesson 1

9th - 10th Standards
Given a particular angle, this lesson demonstrates how it can be drawn on a unit circle. It is 1 of 7 in the series titled "Drawing an Angle on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Drawing a Negative Angle: Lesson 1

9th - 10th
This lesson show haw a negative angle can be drawn on a unit circle. It is 1 of 7 in the series titled "Drawing a Negative Angle."
Instructional Video
Sophia Learning

Sophia: Drawing a Negative Angle: Lesson 6

9th - 10th Standards
This lesson show haw a negative angle can be drawn on a unit circle. It is 6 of 7 in the series titled "Drawing a Negative Angle."
Instructional Video
Sophia Learning

Sophia: Finding a Missing Coordinate: Lesson 7

9th - 10th
Given an x or y coordinate for a point on the unit circle, this lesson show how to find the other coordinate. It is 7 of 7 in the series titled "Finding a Missing Coordinate."
Instructional Video
Sophia Learning

Sophia: Drawing a Triangle on the Unit Circle

9th - 10th
This lesson shows how to draw a right triangle on a unit circle.
Instructional Video
Sophia Learning

Sophia: Drawing a Negative Angle

9th - 10th
This lesson show haw a negative angle can be drawn on a unit circle.
Instructional Video
Sophia Learning

Sophia: Coordinates on the Unit Circle: Lesson 1

10th - 12th
The x and y coordinates of the unit circle are discussed here, in the context of right triangles. This lesson [3:19] is 1 of 5 in the series titled "Coordinates on the Unit Circle."
Instructional Video
Sophia Learning

Sophia: Coordinates on the Unit Circle: Lesson 2

10th - 12th Standards
The x and y coordinates of the unit circle are discussed here, in the context of right triangles. This lesson [3:08] is 2 of 5 in the series titled "Coordinates on the Unit Circle."