Instructional Video9:32
Cerebellum

Understanding Othello: Attack On Cassio

9th - 12th
Othello, the timeless battle of good versus evil. The sinister Iago is pitted against Othello, a man of honor. Cassio seriously wounds Rodorigo. Lago secretly stabs Cassio in the leg. His cries are heard by Othello, who thinks Iago has...
Instructional Video1:41
Brian McLogan

Solving for x for two similar polygons

12th - Higher Ed
Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the sides...
Instructional Video2:05
Brian McLogan

How to use proportions for an isosceles triangle

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video1:41
Brian McLogan

What is the triangle proportionality theorem

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video0:52
Fun Kids

Letter L Song Listen and Repeat

Pre-K - K
Do you know the letter L sound? Let's learn the letter L sound with this listen and repeat phonics song.
Instructional Video10:31
Coach Dan Blewett

Best Changeup Grip You Haven't Tried - Full Demonstration

K - 5th
Learn how to throw a changeup in this video, complete with the best changeup grip for nearly all pitchers. Get a heavy, sinking change-up by using this "modern" changeup grip, which is referred to by some as a discoball changeup because...
Instructional Video0:54
Brian McLogan

Showing two triangles are similar using SAS

12th - Higher Ed
👉 Learn how to determine whether two triangles are similar given the coordinate points of the vertices of the triangle. Two triangles are said to be equal when the corresponding angles of the triangles are congruent (equal) or when the...
Instructional Video3:25
Brian McLogan

How to use the triangle bisector theorem to solve your missing length

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video1:42
Brian McLogan

Using Similarity and proportions to find the missing values

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video2:26
Brian McLogan

How do you determine two triangles are similar using angle angle aa

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video3:53
Brian McLogan

Showing two triangles are similar when they overlay each other using SAS

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:42
Brian McLogan

How to determine the ratio of a reduction dilation

12th - Higher Ed
👉 Learn about dilations. Dilation is the transformation of a shape by a scale factor to produce an image that is similar to the original shape but is different in size from the original shape. A dilation that creates a larger image is...
Instructional Video1:48
Brian McLogan

How to apply the triangle proportionality theorem to determine the missing side

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video0:45
Brian McLogan

How to apply the midsegment theorem for triangles

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video0:50
Brian McLogan

How to use the triangle midsegment formula to find the midsegment

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video3:29
Brian McLogan

How to use AAA to determine if two triangles are similar

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video4:42
Brian McLogan

Given a ratio of sides and perimeter find the lengths of a triangle

12th - Higher Ed
👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...
Instructional Video1:15
Brian McLogan

What is a proportion

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video6:02
The Noted Anatomist

Ankle and Foot Structure and actions

Higher Ed
The structure, ligaments and movements of the ankle joints.
Instructional Video2:15
Brian McLogan

How to determine the scale factor of a dilation for enlargement

12th - Higher Ed
👉 Learn about dilations. Dilation is the transformation of a shape by a scale factor to produce an image that is similar to the original shape but is different in size from the original shape. A dilation that creates a larger image is...
Instructional Video1:48
Brian McLogan

Special segments of similar triangles medians

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video1:27
Brian McLogan

Geometry - What is the triangle bisector theorem

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Instructional Video1:03
Brian McLogan

What is an extended ratio

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video1:53
Brian McLogan

What is a ratio

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...