High School Math : Right Triangles

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #1 :Triangles

Rt_triangle_lettersIn this figure, side,, and. What is the value of angle?

Possible Answers:

Undefined

Correct answer:

Explanation:

Since, we know we are working with a right triangle.

That means that.

In this problem, that would be:

Plug in our given values:

Example Question #81 :Trigonometry

Let ABC be a right triangle with sides= 3 inches,= 4 inches, and= 5 inches. In degrees, what is thewhereis the angle opposite of side?

Possible Answers:

Correct answer:

Explanation:

3-4-5_triangle

We are looking for. Remember the definition ofin a right triangle is the length of the opposite side divided by the length of the hypotenuse.

So therefore, without figuring outwe can find

Example Question #1 :Applying Trigonometric Functions

Rt_triangle_letters

In this figure, if angle, side, and side, what is the measure of angle?

Possible Answers:

Undefined

Correct answer:

Explanation:

Since, we know we are working with a right triangle.

That means that.

In this problem, that would be:

Plug in our given values:

Example Question #1 :Understanding 30 60 90 Triangles

Rt_triangle_letters

In this figure,,, and. What is the value of angle?

Possible Answers:

Undefined

Correct answer:

Explanation:

注意这些方面符合30:6 0的模式:90 right triangle:.

In this case,.

Since angleis opposite, it must be.

Example Question #1 :Graphs And Inverses Of Trigonometric Functions

A triangle has angles of. If the side opposite theangle is, what is the length of the side opposite?

Possible Answers:

Correct answer:

Explanation:

The pattern foris that the sides will be.

If the side oppositeis, then the side oppositewill be.

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