Geometry

  • 24
    167 min
    24-part Geometry course
    Playing
    96 CQ
    Basic Principles of Geometry
    A 24-part course with Math Fortress
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    Having trouble in geometry class? Reviewing for the SATs? This course from Math Fortress explains the principles of geometry, from segments, intersections, and degrees to angles and congruence.

    Having trouble in geometry class? Reviewing for the SATs? This course from Math Fortress explains the principles of geometry, from segments, intersections, and degrees to angles and congruence.

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  • 6 min
    Geometry lesson
    Playing
    4 CQ
    Beginning Proofs | Level 3
    A lesson with Math Fortress
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    Follow along to three examples that illustrate how to use previously proven theorems, assumptions, and properties in order to write a geometric proof.

    Follow along to three examples that illustrate how to use previously proven theorems, assumptions, and properties in order to write a geometric proof.

  • 6 min
    Geometry lesson
    Playing
    4 CQ
    Solving MIT's Admission Question
    A lesson with Sanjay Noronha
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    The math problem covered in this lesson appeared in an MIT admission test in the year 1869, and is a good test of geometry concepts. Give it a try!

    The math problem covered in this lesson appeared in an MIT admission test in the year 1869, and is a good test of geometry concepts. Give it a try!

  • 6 min
    Geometry lesson
    Playing
    4 CQ
    Beginning Proofs | Level 2
    A lesson with Math Fortress
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    In this lesson, Math Fortress presents and proves two basic theorems in geometry, the right angles theorem and the straight angles theorem.

    In this lesson, Math Fortress presents and proves two basic theorems in geometry, the right angles theorem and the straight angles theorem.

  • 9 min
    Algebra lesson
    Playing
    5 CQ
    Beginning Proofs | Part 1
    A lesson with Math Fortress
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    This lesson explains the basics of how to write two-column algebraic and geometric proofs. It also covers the elements of an axiomatic system. Let's dig in!

    This lesson explains the basics of how to write two-column algebraic and geometric proofs. It also covers the elements of an axiomatic system. Let's dig in!

  • 3 min
    FREE
    Geometry Nerdy Curio
    Playing
    Free
    2 CQ
    The Power of Three
    A lesson with Engines of our Ingenuity
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    As we kick off a new year, let us ponder our we've "shaped" our world. A Nerdy Curio all about flat surfaces, stability, and the power of three.

    As we kick off a new year, let us ponder our we've "shaped" our world. A Nerdy Curio all about flat surfaces, stability, and the power of three.

  • 1 min
    FREE
    Geometry lesson
    Playing
    Free
    1 CQ
    Geometric definition of point and line
    A lesson with Math Fortress
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  • 2 min
    FREE
    Geometry lesson
    Playing
    Free
    2 CQ
    The Pythagorean Theorem
    A lesson with Sanjay Noronha
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    In this lesson, a young learner helps kids understand a foundational mathematical concept—how to solve for the hypotenuse of a right angle triangle!

    In this lesson, a young learner helps kids understand a foundational mathematical concept—how to solve for the hypotenuse of a right angle triangle!

  • 19 min
    FREE
    Algebra lesson
    Playing
    Free
    10 CQ
    The Pythagorean Theorem
    A lesson with Me vs Maths
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    The Pythagorean theorem is one of the most important ideas in geometry. Learn to use Pythagoras’ theorem to solve triangles, diagonals, and more!

    The Pythagorean theorem is one of the most important ideas in geometry. Learn to use Pythagoras’ theorem to solve triangles, diagonals, and more!

  • 5 min
    FREE
    Geometry lesson
    Playing
    Free
    3 CQ
    Shortest Distance from a Point to a Line
    A lesson with Al Richards
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    Want to know how to find the shortest distance from a point to a line? Math teacher Al Richards demonstrates how using analytic geometry and trigonometry.

    Want to know how to find the shortest distance from a point to a line? Math teacher Al Richards demonstrates how using analytic geometry and trigonometry.

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