Instructional Video3:22
KnowMo

Trigonometry: Finding Missing Sides and Angles with the "SohCahToa" Trick

12th - Higher Ed
This video teaches the basics of trigonometry and how to use it to find missing lengths and angles in a triangle. The presenter explains the three trig functions (sine, cosine, and tangent) and offers memory aids to remember them. The...
Instructional Video3:45
Brian McLogan

Word Problems with trigonometry and triangles

12th - Higher Ed
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Instructional Video3:52
Brian McLogan

Sketch a triangle given a trig angle then determine remaining trig functions of angle

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions given the value of one of the trigonometric functions. When given the value of one of the trigonometric functions of an angle, we can evaluate the values of the other trigonometric...
Instructional Video3:48
Brian McLogan

Find the angle of depression using trigonometry

12th - Higher Ed
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Instructional Video3:16
Brian McLogan

Identify the distance between two points

12th - Higher Ed
Identify the distance between two points
Instructional Video5:47
Brian McLogan

Rounding correctly for the law of cosines

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video6:07
Brian McLogan

Applying the law of cosines to a triangle to find the missing length

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video15:25
Curated Video

Understanding Rotations: Identifying and Rotating Figures in the Coordinate Plane

9th - 12th
In this lesson on rotations, students will learn how to identify rotations and rotate figures in the coordinate plane. They will understand the vocabulary of transformations and how to tell when a transformation is a rotation. The lesson...
Instructional Video5:06
Curated Video

Finding Missing Sides in Triangles with Parallel Lines

K - 5th
In this video, the teacher explains how to find a missing side of a triangle when it is split by a parallel line. They demonstrate the concept by drawing parallel lines and a transversal, creating corresponding angles.
Instructional Video14:02
Curated Video

The Pythagorean Theorem: See a Proof and Learn How to Use the Theorem

9th - 12th
During this video lesson, students will be introduced to the Pythagorean Theorem which is read a squared plus b squared equals c squared. Students will learn key vocabulary and how to identify the legs and hypotenuse of a right triangle....
Instructional Video10:31
Brian McLogan

Law of Sines Ambiguous Case Two Triangles

12th - Higher Ed
In this video we will explore how to handle the ambiguous case with two triangles. We will do this by finding the acute and obtuse triangle. Timestamp 0:00 Intro 1:00 Case #1 First Triangle (Acute) 4:46 Case #1 Second Triangle (Obtuse)
Instructional Video4:00
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Area - Explained

9th - 12th
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...
Instructional Video4:06
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Angles of Regular Shapes - Explained

9th - 12th
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...
Instructional Video6:46
Curated Video

GCSE Secondary Maths Age 13-17 - Pythagoras & Trigonometry: Cosine Rule - Explained

9th - 12th
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...
Instructional Video2:09
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Enlargement - Explained

9th - 12th
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...
Instructional Video2:54
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Algebra - Explained

9th - 12th
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...
Instructional Video3:20
Curated Video

GCSE Secondary Maths Age 13-17 - Algebra: Solving Equations - Explained

9th - 12th
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...
Instructional Video5:06
Curated Video

Finding the Perimeter of Composite Figures

9th - 12th
This lesson will review what a composite figure is and how to find the perimeter of a composite figure. Grade 7 Common Core Topics/Standards
Instructional Video10:30
Brian McLogan

Master Solving word problems using right triangle trigonometry

12th - Higher Ed
Master Solving word problems using right triangle trigonometry
Instructional Video4:08
FuseSchool

MATHS - Geometry - Bearings Pythagoras and SOHCAHTOA

6th - Higher Ed
Now that we know the Pythagoras Theorem and Sohcahtoa - we can use them to find missing elements. See how in this video!
Instructional Video2:12
Brian McLogan

What is the formula for the area of a triangle

12th - Higher Ed
👉 Learn how to find the area and perimeter of triangles. A triangle is a shape of three sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the measure of the outline enclosing...
Instructional Video3:39
TMW Media

Area Of Trapezoids: The formula to calculate the area of a trapezoid

K - 5th
What is the area of triangle 1 and 2 of the trapezoid? What is the difference between the area of the two triangles? Area Of Trapezoids, Part 2
Instructional Video8:48
Curated Video

Proving the Triangle Midsegment Theorem using Triangle Similarity

K - 5th
In this video, we learn how to find the length of the midsegment of a triangle by using properties of triangle similarity. The video provides a step-by-step explanation and proof of the triangle midsegment theorem.
Instructional Video3:20