Curated Video
Writing Rules for Geometric Sequences
In this video, we derive the rule for writing geometric sequences using the "n-1" notation.
Curated Video
Contrapositive of the Pythagorean Theorem
We all know the Pythagorean Theorem, but what can we conclude if a^2 + b^2 is NOT equal to c^2?
Curated Video
Formulate the Equation of a Straight Line!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Learn Coordinate Geometry Concepts the Easy Way!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Plotting Points on a Graph | 5.G.A.2 | Grade 5 Math 💛💙
In this math video we will be plotting points on a graph. We will learn that an ordered pair is written in the form (x, y) where x tells us the horizontal distance to travel right from the origin followed by a vertical distance of y. We...
Curated Video
How to Use Unit Cubes to Find Volume | 6.G.A.2 | Grade 6 Math 💜💙
In this math video we will learn how to use unit cubes to find the volume of a right rectangular prism. Each unit cube will have fractional lengths. We will understand that a cube is three dimensional and each side length is the same...
Curated Video
Write the Equation of a Circle | Geometry | G-GPE.A.1 🟠💙
In this math video we will learn how to write the equation of a circle. We will review the formula to write the equation of a circle given the center (h, k) and the radius r. We will understand that h represents the x coordinate of the...
Wonderscape
Understanding Perimeter and Area of Triangles
The area of a triangle is always calculated using the formula 1/2 × base × height, regardless of whether it is a right, scalene, isosceles, or equilateral triangle. Perimeter and area have practical applications, such as determining the...
Wonderscape
Calculating the Area of a Triangle
To determine the area of a triangle, you use the formula: Area = 1/2 × Base × Height. This formula works because a triangle is essentially half of a rectangle or square. By identifying the base (the bottom side) and the height (the...
Wonderscape
Finding the Perimeter of a Triangle: Simple Steps and Applications
To determine the perimeter of a triangle, you simply add the lengths of its three sides. Whether it’s a scalene triangle with different side lengths, an isosceles triangle with two equal sides, or an equilateral triangle where all sides...
Wonderscape
Classifying Triangles by Their Angles: Acute, Right, and Obtuse
Triangles can also be classified based on their angles. An acute triangle has all three angles less than 90 degrees, a right triangle has one angle exactly 90 degrees, and an obtuse triangle has one angle greater than 90 degrees. No...
Wonderscape
Understanding Triangles: Types, Properties, and History
Triangles have unique properties that define their shape, sides, and angles. They can be categorized based on their sides: scalene (all sides different), isosceles (two sides equal), and equilateral (all sides equal). Throughout history,...
Curated Video
Transformations: Translations, Reflections, and Rotations
Transformations are a fundamental concept in mathematics, but they can be confusing for beginners. In this video, I'll give you a clear and concise introduction to translations, reflections, and rotations. You'll learn what...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It? | Math Defined with Mrs C | 7.EE.B.4
Welcome to Using one-step equations to find the unknown side lengths of geometric figures, with Mrs. C! If you need help understanding how to use one-step equations to find missing side lengths with given perimeters, we're here to help...
Curated Video
Transformations in Geometry:Translations, Reflections, and Rotations Explained
Big Ideas Math -Grade 8 - Chapter 2 - Transformations. Discover the exciting world of transformations in geometry! In this video, Mrs. C breaks down the three main types of transformations—translations, reflections, and rotations with...
Curated Video
VSEPR Theory - lone electron pair influence
Bond Angle Distortion: Lone pairs reduce bond angles between bonding pairs. For example, in a molecule like NH₃ (ammonia), the ideal tetrahedral angle of 109.5° is compressed to around 107° due to the presence of a lone pair on nitrogen....
Curated Video
Shaping Molecules: Geometry of AB₄, AB₅, and AB₆ Explained
The geometry of molecules with the general formulas AB₄, AB₅, and AB₆ is determined by the Valence Shell Electron Pair Repulsion (VSEPR) theory, which helps predict molecular shapes based on the repulsion between electron pairs around...
Curated Video
VSEPR Theory Postulates: The Rules Behind Molecular Geometry
The Valence Shell Electron Pair Repulsion (VSEPR) theory predicts molecular shapes by focusing on the repulsion between electron pairs surrounding a central atom. The main postulates include: Electron Pair Repulsion: Electron pairs...
Curated Video
VSEPR Theory: Predicting Molecular Shapes with Ease
VSEPR postulates state that the geometry of a molecule depends on the number and arrangement of bonding and lone electron pairs around the central atom
Curated Video
Geometry in BeCl₂ & BF₃: A VSEPR Theory Perspective
BeCl₂ and BF₃ exhibit linear and trigonal planar geometries, respectively, as predicted by the VSEPR theory, minimizing electron pair repulsion
Science ABC
Can Light Escape a Black Hole?
Light is affected by black holes because of the theory of general relativity, which states that any massive object warps the spacetime around it. Since a photon travels by the shortest distance between two points, light appears to bend...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It?
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go show you step-by-step how to subtract these mixed numbers.
Curated Video
Gradients: Fold Mountains
Discover how the steep gradients of fold mountains are created from parallel flats, as angles build by degrees. Maths - Space A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films show abstract...
Curated Video
Perspective: Dazzle Camouflage
See the amazing warship 'camouflage' that dazzled the enemy, not by hiding the ship, but by tricking the eye. Maths - Space A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s math films show abstract...