시험 준비하세요

강의 계획서를 업로드하고 무엇을 언제 공부할지 추천받으세요. 강의 계획서가 없나요? 시험 일정표를 공유하는 것도 효과적입니다.

또는

Skip topic navigation

0. Review of College Algebra(0)

Rationalizing Denominators
(0)

Pythagorean Theorem & Basics of Triangles
(0)

Basics of Graphing
(0)

Functions
(0)

Transformations
(0)

Asymptotes
(0)

Solving Linear Equations
(0)

Solving Quadratic Equations
(0)

Complex Numbers
(0)

1. Measuring Angles(0)

Angles in Standard Position
(0)

Coterminal Angles
(0)

Complementary and Supplementary Angles
(0)

Radians
(0)

2. Trigonometric Functions on Right Triangles(0)

Trigonometric Functions on Right Triangles
(0)

Special Right Triangles
(0)

Cofunctions of Complementary Angles
(0)

Solving Right Triangles
(0)

3. Unit Circle(0)

Defining the Unit Circle
(0)

Trigonometric Functions on the Unit Circle
(0)

Common Values of Sine, Cosine, & Tangent
(0)

Reference Angles
(0)

Reciprocal Trigonometric Functions on the Unit Circle
(0)

4. Graphing Trigonometric Functions(0)

Graphs of the Sine and Cosine Functions
(0)

Phase Shifts
(0)

Graphs of Secant and Cosecant Functions
(0)

Graphs of Tangent and Cotangent Functions
(0)

5. Inverse Trigonometric Functions and Basic Trigonometric Equations(0)

Inverse Sine, Cosine, & Tangent
(0)

Evaluate Composite Trig Functions
(0)

Linear Trigonometric Equations
(0)

6. Trigonometric Identities and More Equations(0)

Introduction to Trigonometric Identities
(0)

Sum and Difference Identities
(0)

Double Angle Identities
(0)

Solving Trigonometric Equations Using Identities
(0)

7. Non-Right Triangles(0)

Law of Sines
(0)

Law of Cosines
(0)

Area of SAS & ASA Triangles
(0)

8. Vectors(0)

Geometric Vectors
(0)

Vectors in Component Form
(0)

Direction of a Vector
(0)

Unit Vectors and i & j Notation
(0)

Dot Product
(0)

Cross Product
(0)

9. Polar Equations(0)

Polar Coordinate System
(0)

Convert Points Between Polar and Rectangular Coordinates
(0)

Convert Equations Between Polar and Rectangular Forms
(0)

Graphing Other Common Polar Equations
(0)

10. Parametric Equations(0)

Graphing Parametric Equations
(0)

Eliminate the Parameter
(0)

Writing Parametric Equations
(0)

11. Graphing Complex Numbers(0)

Graphing Complex Numbers
(0)

Polar Form of Complex Numbers
(0)

Products and Quotients of Complex Numbers
(0)

Powers of Complex Numbers (DeMoivre's Theorem)
(0)

2. Trigonometric Functions on Right Triangles

Special Right Triangles

2. Trigonometric Functions on Right Triangles

Special Right Triangles: 동영상 및 연습문제

비디오 강의 실무 워크시트

31 문제점

연습하고 싶은 문제 유형:

문제 1객관식

Determine the value of the expression by using the given figure. Rationalize the denominator if necessary.

Diagram of a right triangle with angles 30° and 60°, and sides labeled 1, 2, and √3.

$$\sec$30^{$\circ$}$

views

문제 2객관식

Determine the value of the expression by using the given figure. Rationalize the denominator if necessary.

Diagram of a right triangle with angles 45°, 45° and sides labeled 1, 1, and √2.

$$\sin$45^{$\circ$}$

views

문제 3객관식

Determine the value of the expression by using the given figure. Rationalize the denominator if necessary.

Diagram of a 30-60-90 triangle with sides labeled 1, 2, and √3.

$\cot\]\frac{\pi}{6}$

views

문제 4객관식

Determine the value of the trigonometric function.

$$\cos$30^{$\circ$}$

views

문제 5객관식

Determine the value of the trigonometric function.

$$\tan$30^{$\circ$}$

views

문제 6객관식

Determine the exact value of the given trigonometric function.

cos 60°

문제 7객관식

Which of the following statements correctly describes a 45-45-90 triangle?

문제 8객관식

If one leg of a 45-45-90 triangle is 7 units, what is the length of the hypotenuse?

문제 9객관식

A 45-45-90 triangle has a hypotenuse of 10√2 units. What are the lengths of the other sides?

문제 10객관식

What is the sine of a 45-degree angle in a 45-45-90 triangle?

문제 11객관식

In a 45-45-90 triangle, which trigonometric function has a value of 1?

문제 12객관식

In a 30-60-90 triangle, which side is opposite the 30-degree angle?

문제 13객관식

If the short leg of a 30-60-90 triangle is 5 units, what is the length of the hypotenuse?

문제 14객관식

A 30-60-90 triangle has a hypotenuse of 16 units. What is the length of the short leg?

문제 15객관식

What is the cosine of the 30-degree angle in a 30-60-90 triangle?

문제 16객관식

In a 30-60-90 triangle, what is the tangent of the 60-degree angle?

문제 17객관식

A square has a diagonal of 12√2 units. What is the length of each side of the square?

문제 18객관식

Determine if the statement is true or false: In a 45-45-90 triangle, the sine and cosine of the 45-degree angle are equal.

문제 19객관식

Which side of a 30-60-90 triangle is the longest?

문제 20객관식

If the long leg of a 30-60-90 triangle is 9√3 units, what is the length of the short leg?

문제 21객관식

What is the sine of the 60-degree angle in a 30-60-90 triangle?

문제 22간단한 답변

A right triangle has one acute angle measuring $45 raised to the composed with power$ and a leg of length $7 the square root of 2$ . Find the hypotenuse.

문제 23간단한 답변

In a $45 - 45 - 90$ triangle, the hypotenuse is $18$ . Find the length of one leg in simplest radical form.

문제 24간단한 답변

Evaluate $\sec 45^{\circ} \cdot \csc 45^{\circ}$ .

문제 25간단한 답변

A right triangle has legs of lengths $6$ and $6$ . Find the length of the hypotenuse in simplest radical form.

문제 26간단한 답변

In a $30 - 60 - 90$ triangle, the short leg has length $8$ . Find the long leg.

문제 27간단한 답변

A right triangle has angles $30^{\circ}, 60^{\circ}, 90^{\circ}$ . If the long leg is $12$ , find the hypotenuse in simplest radical form.

문제 28간단한 답변

Evaluate $\tan 30^{\circ} \cdot \sec 60^{\circ}$ in simplest form.

문제 29간단한 답변

Find the exact value of $\sin 30^{\circ} + \cos 30^{\circ} - \sin 60^{\circ}$ .

문제 30간단한 답변

A square has diagonal length $10$ . Find the area of the square.

Trigonometric Functions on Right Triangles 연습문제 Cofunctions of Complementary Angles 연습문제

Special Right Triangles: 동영상 및 연습문제

이 질문들에 대한 유용한 계산기

Slope Percentage Calculator

Pythagorean Theorem Calculator

Root Calculator (Square, Cube & Nth Roots)