In this shorts video we will find the radius of a cylinder using volume. We will answer a standardized math test question where we are given the volume and the height of a cylinder and asked to find the radius. We will review that the...

In this short math video we will find the radius of a cone. We will be given the volume and the height of a cone. We will identify the formula for the volume of a cone. We will rewrite the formula using the giving values for the...

Write the equation of a circle given the center and the radius.

In this math video, we the area of a sector of a circle step by step — aligned with Common Core Standard G-C.B.5! 🔵✏️
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We’re given a circle with a shaded sector, the radius, and asked to find the area of the shaded...

In this shorts math video we will answer a standardized math test question where we find the volume of a cone. We are given the measurements of the radius and the height of the cone. We will review the formula for finding the volume of...

In this video, learn how to configure AAA services on Cisco devices to enforce security policies.

A satellite in elliptical orbit speeds up as it approaches the planet—thanks to angular momentum conservation. Learn how to calculate angular speed at perihelion using Kepler’s laws and orbital geometry.

A video entitled "Circumference of a Circle" which shows how to use diameter or radius to calculate the circumference of a circle.

A video entitled "Volume of Cylinders" that covers how changing radius and height impact volume.

A video entitled "Volume of Spheres" that covers how to calculate the volume of a 3D sphere.

A video entitled "Volume of Cones" that covers the how to calculate the volume of a cone using radius and height.

Learn how to calculate the gravitational force between a hollowed-out sphere and a point mass using mass subtraction and superposition—an essential technique for solving complex gravitation problems in AP and IB Physics.

Howcast -You can find the volume of various 3-D objects using a few simple mathematical formulas.

Want to win the prize? Knowing a little math is the key to winning this popular contest.

No matter the size, you can use the same simple formula to determine the volume of a cylinder.

Pupil outcome: I can use the formula for the area of a circle to calculate either the area or a missing measurement. Key learning points: - The area of any circle can be found if the radius is known. - The radius can be calculated from...

Pupil outcome: I can use a pair of compasses to draw different circles. Key learning points: - A pair of compasses can be used to draw a circle with a particular radius. - A pair of compasses can be used to draw two circles that...

Pupil outcome: I can accurately construct circles and triangles using a pair of compasses and protractor respectively. Key learning points: - A pair of compasses can be used to draw a circle with a particular radius. - A ruler and...

Pupil outcome: I can calculate the area of a sector. Key learning points: - Using fractions, you can calculate the area of a sector of a circle. - An exact answer may be given in terms of π - Comparisons can be made between the area and...

Pupil outcome: I can calculate the arc length of a sector and the sector's perimeter. Key learning points: - Using fractions, you can calculate part of the circumference. - This gives the length of the curved section of a sector. - To...

Pupil outcome: I can find the equation of the tangent to a circle at any given point. Key learning points: - Using the gradient of the radius through a given point, you can find the equation of the tangent at this same point. - You have...

Pupil outcome: I can construct a triangle given the three required side lengths. Key learning points: - The first side can be drawn accurately with a ruler - A pair of compasses should be used to indicate potential positions for the...

Pupil outcome: I can use the relationship C=πd to calculate unknown lengths in contexts involving the circumference of circles. Key learning points: - The formula can be used to find the circumference when you know the diameter. - The...

Pupil outcome: I can generate coordinate pairs using the equation of a circle in the form x^2 + y^2 = r^2 and then draw the graph. Key learning points: - A table of values can be useful to identify coordinate pairs which satisfy the...