What is trigonometric ratios, Mathematics

Assignment Help:

What is Trigonometric Ratios ?

Trigonometry, a branch of mathematics, is based on the ratios known as sine, cosine, and tangent. Trigonometric ratios apply only to right triangles.
If A is one of the acute angles in a right triangle, then

1513_sin cos tan.png


note: Sine is abbreviated sin. Cosine is abbreviated cos. Tangent is abbreviated tan.

Example 1: Calculate sin A, cos A, and tan A in the right triangle below:

Example 2: Calculate sin B, cos B, and tan B in the right triangle above.

87_triagle9.png


Related Discussions:- What is trigonometric ratios

NOWA method, solve the equation 540+115 using the NOWA method

solve the equation 540+115 using the NOWA method

Trigonometry, if tan theta =1,find the value of sin4 theta + cos4 theta

if tan theta =1,find the value of sin4 theta + cos4 theta

Evaluate integrals, Evaluate following integrals.  (a) ∫ 3e x + 5 cos x...

Evaluate following integrals.  (a) ∫ 3e x + 5 cos x -10 sec 2   x dx  (b) ( 23/ (y 2 + 1) + 6 csc y cot y + 9/ y dy Solution (a)    ∫ 3e x + 5 cos x -10 sec 2 x

Harmonic mean-arthmetic geometric progression, Harmonic mean It is a m...

Harmonic mean It is a measure of central tendency which is utilized to determine the average increase rates for natural economies. This is defined like the reciprocal of the a

Round 14.851 to the nearest tenth, Round 14.851 to the nearest tenth? T...

Round 14.851 to the nearest tenth? The tenths place is the ?rst number to the right of the decimal. Here the number 8 is in the tenths place. To decide whether to round up or

Solve the fractional equation, Solve the fractional equation: Example...

Solve the fractional equation: Example: Solve the fractional equation 1/(x-2) +1/(x+3) =0 Solution: The LCD is (x - 2)(x + 3); therefore, multiply both sides of t

Calculate the probability, Let D = 1 denotes the event that an adult male h...

Let D = 1 denotes the event that an adult male has a particular disease. In the population, it is known that the probability of having this disease is 20 percent, i.e., Pr (D = 1)

Trigomometrical, ABCD is a rhombus. the sides of the rhombus are 8cm long ....

ABCD is a rhombus. the sides of the rhombus are 8cm long .one of its diagonals is 12cm .find the angels of the rhombus

Velocity of a particle, A particle moves along a straight line so that afte...

A particle moves along a straight line so that after t secs its distance from fixed point O on the line is given by s=(t-1)^2(t-2).find the distance from O when the velocity is zer

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd