Brian McLogan
Finding the volume and surface area of a rectangular prism
👉 Learn how to find the volume and the surface area of a prism. A prism is a 3-dimensional object having congruent polygons as its bases and the bases are joined by a set of parallelograms. A prism derives its name from the shape of its...
Curated Video
Volume of a Cylinder
In this video, the teacher explains how to find the volume of a cylinder using the formula volume equals pi r squared times h. They also discuss the relationship between the volumes of prisms and cylinders, and demonstrate how to find...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Front and Side Elevation - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Professor Dave Explains
Three-Dimensional Shapes Part 2: Calculating Volume
How to calculate volume.
Curated Video
Calculating Volume Using Improvised Units: Multiplication and Division
In this lesson, students learn about using improvised units to calculate the volume of a solid. They explore different dimensions for unit cubes and how they can be used to fill the space inside a rectangular prism. Through...
Brian McLogan
Learn how to determine the volume of a cone
👉 Learn how to find the volume and the surface area of a cone. A cone is a 3-dimensional object having a circular base and round surface converging at a single point called its vertex (or apex). The vertical distance from the circular...
Curated Video
Visualizing Two-Dimensional Cross Sections of Prisms
This video discusses the basic terms and characteristics of solids, and demonstrates how different slicing angles result in different shapes. The teacher also highlights the relationship between the number of faces and the maximum number...
Brian McLogan
Sketch a figure from a net
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
KnowMo
Calculating Volumes of Cones, Spheres, and Pyramids
In this video, the presenter teaches how to calculate the volume of cones, spheres, and pyramids. The shapes are introduced and explained, and the important formulas for calculating their volumes are provided. The presenter uses examples...
Catalyst University
Geometry | Volume of a Sphere & Hemisphere
In this video, we calculate the volume of a sphere and hemisphere [with examples].
Professor Dave Explains
The Divergence Theorem
Green's Theorem gave us a way to calculate a line integral around a closed curve. Similarly, we have a way to calculate a surface integral for a closed surface. That's the Divergence Theorem. This is also known as Gauss's Theorem, and...
Brian McLogan
Learn how to determine the volume of a sphere
👉 Learn how to find the volume and the surface area of a sphere. A sphere is a perfectly round 3-dimensional object. It is an object with the shape of a round ball. The distance from the center of a sphere to any point on its surface is...
Brian McLogan
First intro to right circular cylinders in junior or high school geometry
👉 Learn how to find the volume and the surface area of a cylinder. A cylinder is a 3-dimensional object having two circular bases and a round surface joining the bases. The vertical distance between the circular bases of a cylinder is...
Curated Video
Comparing Prisms: Volume Formula and Different Dimensions
In this video, students learn about comparing prisms with different dimensions using the volume formula. We emphasize that different prisms can have the same volume and encourages students to look for multiple solutions to math problems....
Catalyst University
Geometry | Surface Area of a Rectangular Prism or Cube
In this video, we will determine the surface area of a rectangular prism (or cube).
Brian McLogan
How to find the surface area of a cone
👉 Learn how to find the volume and the surface area of a cone. A cone is a 3-dimensional object having a circular base and round surface converging at a single point called its vertex (or apex). The vertical distance from the circular...
Curated Video
GCSE Secondary Maths Age 13-17 - Shapes & Area: 3D Shapes - Volume - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Using a Net to Find Surface Area
The video is a math test prep where the teacher guides the students on how to identify the surface area of a right triangular prism gift box using a net. The teacher encourages the use of mathematical reference sheets and formulae to...
Brian McLogan
How to determine the surface area of a cylinder
👉 Learn how to find the volume and the surface area of a cylinder. A cylinder is a 3-dimensional object having two circular bases and a round surface joining the bases. The vertical distance between the circular bases of a cylinder is...
Curated Video
Finding the Volume of a Rectangular Prism
In this video, the teacher helps students solve a standardized math test question by finding the volume of a rectangular prism. Using a reference sheet and the given information, the teacher guides students through the formula for volume...
Catalyst University
Geometry | Volume of a Cylinder
In this video, we calculate the volume of a cylinder [with example].
Professor Dave Explains
Three-Dimensional Shapes Part 1: Types, Calculating Surface Area
How to calculate surface area.
Curated Video
Writing and Interpreting Expressions for Surface Area of Geometric Objects
In this video, students learn how to write and interpret expressions to calculate the surface area of geometric objects. The teacher emphasizes the importance of using the correct formulas and identifies the visible and hidden surfaces...
Curated Video
Proving the Volume Formulas for Pyramids and Cones Using the Cavalieri Principle
This video explains how to prove the relationship between the volumes of pyramids and prisms, as well as cylinders and cones, using the Cavalieri principle. The proof involves comparing the volumes of stacked rectangular prisms to the...