For AABC (not shown), suppose you know that a = 3, a = 57°, and ß = 84°. a) Explain why you do not need to apply the Law of Sines or the Law of Cosines to find the measure of y. b) Find y.

Q: Find the magnitude and direction angle of v=6(cos80°i+ sin 80°j).

A:

Q: 1. Write the Sine Law and the Cosine Law for AABC C A b.

A: We have to find out cosine and sine law

Q: 1. Sketch the triangle and solve using the Law of Sines: LA = 30°, LC = 65°,b = 10

A:

Q: Use the Law of Sines to find x. Let a = 85, ZA = 34.6°.

A:

Q: Determine whether the statement, "The bearing from O to B is E 70° S", makes sense or does not make…

A: Given that bearing is E70° S. Here the bearing is measured from north to south line.

Q: In ABCD, the measure of ZD=90°, CB = 53, BD = 45, and DC = 28. What ratio represents the sine of ZB?…

A:

Q: Just as sine and cosine are cofunctions, their reciprocals cosecant and secanct are cofunctions. Use…

A:

Q: Find angle –30° in radian measure as a multiple of a. a. 67 b. T/2 2 с. 6 d. 3 3 е. 6

A: The given angle is of measure

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

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

Q: Suppose an angle measures 200 degrees. Convert this to radians. Answer = T radians. (Note that then…

A: We have to  find

Q: 4. Could you use the Sine Law to determine the length of sidep in the triangle? If so, explain how.…

A: we are given a triangle wth measure of one angle and 2 sides, and askes to weather we can use Sine…

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…