Instructional Video
Sophia Learning

Sophia: Surface Area and Volume in Similar Solids

For Students 9th - 10th
Explore how similar solids affect surface area and volume. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Terms Relating to Circles

For Students 4th - 7th
This lesson will define the terms center, diameter, radius, chord, circumference, and pi. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Terms Relating to Solids

For Students 9th - 10th
This lesson defines the term solid, polyhedron, edge, vertex, and face. Students watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Tessellation

For Students 9th - 10th
This lesson defines the term tessellation. Students watch a video tutorial and then can take an online quiz.
Instructional Video
Sophia Learning

Sophia: The Hypotenuse

For Students 9th - 10th
In this video tutorial, the instructor defines and explores the hypotenuse of a right triangle. Students can check their understanding with a quiz. [1:35]
Instructional Video
Sophia Learning

Sophia: The Pythagorean Theorem

For Students 9th - 10th Standards
Determine how to find the missing side length or the hypotenuse of a right triangle using the Pythagorean theorem. Check understanding with a quiz.
Instructional Video
Sophia Learning

Sophia: The Standard Equation for a Parabola

For Students 9th - 10th Standards
This lesson uses the geometric definition of a parabola to derive its equation in standard form. Students can watch a video tutorial to learn the concept and then practice the skill by taking a quiz.
Instructional Video
Sophia Learning

Sophia: Triangle Exterior Angles Theorem

For Students 9th - 10th
Explore how to find the exterior angle of a triangle using information about adjacent angles and opposite angles. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Triangle Height

For Students 9th - 10th
In this video tutorial, explore how to determine the height of obtuse, acute, and right triangles. Take a quiz to assess learning. [6:15]
Instructional Video
Sophia Learning

Sophia: Triangle Interior Angles Practice

For Students 9th - 10th
Determine the value of a variable when solving for the interior angles of a triangle. Check understanding with a quiz.
Instructional Video
Sophia Learning

Sophia: Two Special Triangles

For Students 6th - 8th
In this video tutorial, explore the 45-45-90 and 30-60-90 triangles and what the properties of each are. Check understanding with a quiz. [6:35]
Instructional Video
Sophia Learning

Sophia: Types of Proofs

For Students 9th - 10th Standards
Explore the similarities and differences between paragraph proofs, flow chart proofs, and two-column proofs. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Using Smiliarity to Identify Missing Information

For Students 9th - 10th
Find unknown information about similar figures by using similar figures. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Vertical Angles Tutorial

For Students 6th - 8th
Assess your understanding of vertical angles and whether they are congruent after viewing this video lesson [3:54]
Instructional Video
Sophia Learning

Sophia: Volume of a Hemisphere

For Students 9th - 10th
This lesson will present how to find the volume of a hemisphere. Student watch a video tutorial and then can take an online quiz.
Instructional Video
Sophia Learning

Sophia: Altitude and Height Are the Same Thing

For Students 9th - 10th
In this video tutorial, use a triangle to determine the height/altitude then assess learning with a quiz. [4:56]
Instructional Video
Sophia Learning

Sophia: Angles From Ratios and Algebraic Expressions

For Students 9th - 10th
Explore how to determine the angle measurement of supplementary and complementary angles with ratios and algebraic expressions in the video tutorial. [6:05] Assess knowledge with a quiz.
Instructional Video
Sophia Learning

Sophia: Area Tutorial

For Students 6th - 8th
Explore the term area and where it is found. Take quiz to check understanding.
Instructional Video
Sophia Learning

Sophia: Area of a Parallelogram With Triangles and Rectangles

For Students 9th - 10th Standards
In this video tutorial lesson, determine the area of a parallelogram using triangles and rectangles then assess learning with a quiz. [3:34]
Instructional Video
Sophia Learning

Sophia: Area of a Trapezoid

For Students 9th - 10th
In this video, students will determine the area of a trapezoid and assess learning with a quiz. [4:24]
Instructional Video
Sophia Learning

Sophia: Area of a Trapezoid

For Students 9th - 10th
In this video, students will use triangles to determine the area of a trapezoid. Assess learning with a quiz. [7:20]
Instructional Video
Sophia Learning

Sophia: Solving for Unknown Sides of Similar Triangles

For Students 9th - 10th
Learn how to solve for unknown sides of similar triangles and assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Scale Factor and Surface Area of Similar Solids

For Students 9th - 10th
Determine the relationship between scale factor and surface area of similar solids. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Calculating the Perimeter of a Triangle

For Students 9th - 10th Standards
Solve for the perimeter of different triangles and take a quiz. [3:41]

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