* Send calculation details * Send feedback This app is very usefull for students and teachers of mathematics, trigonometry and mathematical engineering. It is also like trigonometry table. This is very simple s
Without the use of a calculator, find the exact value of tan(105 degrees) Find the exact value of cos 45 degrees. Find the exact value of sec 300 degrees. Find the exact value of: cos 105 degrees Find an exact value for cos 75 degrees. Find the exact value of se...
Sine, cosine and tangent, often shortened to sin, cos, and tan in mathematical operations and on calculator keys, are the most basic trigonometric functions. All three are based on the properties of a triangle with a 90-degree angle, also known as a right triangle. By knowing the sides of...
How can I calculate sin 45 degrees without a calculator? Sin 45 degrees is equal to the square root of 2 divided by 2 (√2/2). In which right-angled triangle does sin 45 degrees represent the ratio of sides? In a right-angled triangle with angles of 45 degrees, 45 degrees, and 90...
We can calculate {eq}\sin \ \cos \ and \ \tan {/eq} without a calculator by using the concept of Pythagoras theorem as we know, $$\displaystyle...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your...
百度试题 结果1 题目Using a Calculator to Find the Value of a Ratio sin。sin OCOSo COS Otan tan _ ° 相关知识点: 试题来源: 解析 sin120° sin35° 0.866 0.574 cos17° cos100° 0.956 -0.174 tan 45° +an 174° 1 -0.105 反馈 收藏 ...
2 Sin 30° + 3 Cos 60° - 3 Tan 45° Ans: Value of Sin 30° =12 Value of Cos 60° = 12 Value of tan 45° = 1 Substituting the Values, = 2(1/2) + 3(1/2)- 3(1) = 1+ 3/2 – 3 = - 1/2 3( Cos 30°)2 + 2( Sin 30°)2 Ans: Value of Cos 30° = 32 ...
Find Value of Sin 30 Degree with infinitylearn.com. Understand and calculate Value of Sin 30 Degrees with derivation on infinitylearn.com.
0.4226 (not rounded) all you do is type in your number then press sin if you are doing these calculations on the computer but if you are on a calculator then you would press sin and then the number. Just learned trig in my geometry class, its fun and easy. ...
Find the exact value of sin 165 degrees without using a calculator. Find sin^{-1} (-1/3) exactly in degrees. Find the exact degree measure of the angle given by \dfrac{\pi}{4}. Find the value of b and c if the angle at A is pi/4. Find the exact value a) arccos (cos 201...