10th Grade

Name: What are rigid motions in geometry?
Uploaded: 2025-07-23T08:22:40.566Z
Channel: House of Math
Description: Rigid motions are transformations that move a shape without changing its size or shape. In this video, you’ll learn how translations, rotations and reflections work and what they have in common.

Factor Quadratic Expressions

Activity Set 1

Find Inverse of a Function

Activity Set 1

Inverse Functions

Activity Set 1

Vertical Angles Are Congruent

Activity Set 1

How do you prove that the medians of a triangle meet at a point?

How do you prove that opposite sides of a parallelogram are congruent?

How do you prove that opposite angles of a parallelogram are congruent?

How do you prove that base angles of isosceles triangles are congruent?

When are corresponding angles not congruent?

How do you use congruence and similarity criteria for triangles to prove relationships in geometric figures?

How do you prove that all circles are similar?

How do you prove that a line parallel to one side of a triangle divides the other two proportionally?

How do you prove the Pythagorean Theorem by using triangle similarity?

What is the connection with the sides of right triangles and the angles in the triangle?

How do you prove that the interior angles of a triangle sum to 180 degrees?

Activity Set 1

Swap sine and cosine using complements

Activity Set 1

What Happens When You Dilate a Line That Doesn't Go Through the Center?

Why Are Diagonals of a Rectangle Congruent?

How do you use similarity transformations to determine if two figures are similar?

How do you use slope criteria for parallel and perpendicular lines to solve geometric problems?

How do you use coordinates to compute the perimeter of a polygon?

Rigid Motions

What are rigid motions in geometry?

Rigid motions are transformations that move a shape without changing its size or shape. In this video, you’ll learn how translations, rotations and reflections work and what they have in common.

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Activity Set 1

Corresponding Angles and Parallel Lines

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Inscribed triangles

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Inscribed quadrilaterals

Activity Set 1

Cavalieri's Principle

Activity Set 1

Boss Battle