Las longitudes de los lados de un triángulo rectángulo son 5, 12 y 13 como se ve a continuación. Utilizar estas longitudes para hallar tan B, sin B y cos B. A tan B = 12 13 sin B = B cos B =

Q: Cos

A: According to the guideline we should have been able to solve only one question at a time

Q: Two sides of a triangle are 3 m and 5 m respectively. If the included angle is changing at the rate…

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Q: In OQ, what is m<1? 102° P

A: Figure

Q: Consider a right triangle with two other angles A and B.  Find the value of sin (A) if cos (A)=3/5?

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Q: Explain how a point P1x, y2 on a circle of radius r determines an angle u and the values of the six…

A: The unit circle is given by x2+y2=1 because the radius is one. We can define all six trig functions…

Q: Write sin A as

A: This question is about trigonometric identites

Q: 1. Convert to radian measure. Express your answers in terms of . a) 150⁰ = b) 225°=

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Q: 4. (a) In O0, if L AOD = 50°, find 4 CBD. %3D B D C.

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Q: 9. Determine the Quadrant in which angle is located if cos 0 0.

A: In the unit circle, the x-coordinate represents the cosine of the angle and the y-coordinate…

Q: cos 0 12 0

A: In third quadrant cos is negative and cot is positive

Q: c. sin? 0 -2cos? 0 = 0 over [0°, 360°)

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Q: What is the reference angle associated with cos 240o ?

A: Answer is- -1/2 Explanation is given below....

Q: Which Law would you use to find AB? a) Sine Law b) Cosine Law c) Tangent ratio d) Sine ratio 26.3…

A: Topic  = Triangle Correct answer = b

Q: Describe the conditions that guide when it is appropriate to use the Sine Law, the Cosine Law, the…

A: Given data condtions  for using the sine rule,    the cosine rule  ,the sum of the interior Angle…

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.