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Instructional Video3:23
Brian McLogan

How to find the inverse of a trig value

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video1:48
Brian McLogan

Determining the Angle Given the Trig Function Value

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video5:51
Brian McLogan

What is inverse trig and how does it relate to what we know

12th - Higher Ed
👉 Learn how to evaluate inverse trigonometric functions. When an angle is unknown but the value of one of the trigonometric functions of the angle is known, we can evaluate the value of the angle using the inverse trigonometric function...
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Instructional Video1:41
Brian McLogan

Evaluate for Theta Between 0 and 2pi ex 4, tanθ = 0

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video2:03
Brian McLogan

Find the Measure of Theta when Given the Value of Tangent

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video3:34
Brian McLogan

Evaluate for Theta Between 0 and 2pi

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video2:32
Brian McLogan

Learn How to Take the Inverse of Cosine to Evaluate

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video4:05
Brian McLogan

Given the Value Cosecant Find the Angle on the Unit Circle

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video2:58
Brian McLogan

How to Find the Angle when Given the Value of Cosine

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video2:45
Brian McLogan

How to Find the Angle Using Cosine when Given Secant

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video1:15
Brian McLogan

Determine Your Angle when Given the Value of Tangent

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video4:24
Brian McLogan

Finding the Inverse Using Tangent

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video5:55
Brian McLogan

Find the Given Angle Given its Coordinate on the Unit Circle

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video2:11
Brian McLogan

Evaluate for Theta Between 0 and 2pi, Secθ = -1

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
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Instructional Video11:32
Brian McLogan

How to determine all of the solutions between 0 and 2pi for tangent of a triple angle

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
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Instructional Video8:24
Brian McLogan

How to find the missing parts of a triangle using law of sines SSA One Triangle

12th - Higher Ed
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions,...
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Instructional Video11:30
Brian McLogan

Law of sines Ambiguous case Two Triangles

12th - Higher Ed
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions,...
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Instructional Video3:21
Curated OER

How Do You Find the Cosine of an Angle in a Right Triangle?

7th - 11th
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find cosine(A) in the given right triangle. Use the ratio of the adjacent side divided by the hypotenuse to find cos(A). The instructor...
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Instructional Video3:13
Curated OER

How Do You Find the Tangent of an Angle in a Right Triangle?

6th - 11th
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find tangent(A) in the given right triangle. Use the ratio of the opposite side divided by the adjacent side to find tan(A). The...
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Instructional Video4:29
Curated OER

How Do You Find a Missing Side of a Right Triangle Using Sine?

6th - 11th
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find sin(A) in the given right triangle. Use the ratio of the opposite side divided by the hypotenuse to find sin(A). The instructor...
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Instructional Video2:47
Curated OER

How Do You Find the Sine of an Angle in a Right Triangle?

7th - 11th
A trigonometric ratio is a ratio between two sides of a right triangle. In this problem, find sin(A) in the given right triangle. Use the ratio of the opposite side over the hypotenuse.
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Instructional Video5:12
Curated OER

How Do You Solve a Problem Using an Angle of Elevation?

8th - 11th
In this problem you are given an angle of elevation and one side of a right triangle to find a missing side. Watch the instructor explain how to use the tangent ratio formula to solve this problem.
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Instructional Video4:38
Curated OER

What is the Secant Ratio?

8th - 11th
Using the right triangle ratio definition of cosine, this video defines the secant ratio.
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Instructional Video5:48
Curated OER

How Do You Solve a Problem Using an Angle of Elevation?

6th - 12th
One given angle and one given length equals an unknown height. What? Here's a word problem that can be solved given two pieces of information by using the correct formula. Watch the instructor explain how to use the tangent ratio formula...