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Score: 0/4 intent Activities ~ Tools ~ Grades ~ Help v . Question 1 able of Contents > Unit 2: Right Triangle Definitions. S ns, Inverse Sine & Cosine, Sine & Cosine Identities RF2_7C_Practice ~ Different forms of technology will use different notation for these inverse functions. Common notations for he inverse sine and inverse cosine are: RF2_7C_Practice Score: 0/6 0/2 answered . sin , cos -1 . arcsin . arcco . a sin , a cos Each row in the following table gives you the length of two sides of a triangle (see figure). Use this nformation to determine the angle act. Write your answer in radians and round your answers to You will also need to be aware of how your calculator or app returns angles. Depending on your settings your calculator will return angles in degrees or in radians. You may want perform a google search to see how to calculate inverse sine and cosine on your calculator or app. To make sure you are using the technology correctly. it helps to perform a calculation for which you already know the answer. Into1 Info 2 Angle ack, In radians 6 = 0.9946 = 0.994 - sole a - 8410 = 8.41 =923c = 9.23 Part A: Using what you know about the cosine function, determine cos (2 ) in radians. Give an b =4616 = 4.61 -623c = 6.23 exact answer as well as an approximation accurate to three decimal places. a - 1.27 - 5.12 Hint Question Help: Messast instructor Exact: Submit Question Approximate: Part B: Make sure that your calculator or app is in rad RF2_7C_Practice de. compute cos (2 using some core: 0/6 0/2 answered form of technology. Your answer should agree with Part A. Once you are in radian mode. compute . Question 2 os ( in radians. Round your answer to three decimal places. In in-Class Activity 7.C. you considered some safe it. ladder. Here are a few Answer: Part A: The maximum whether the following ramp is approp seebe used by a hand-propelled wheelchair is 4.80 '. Check Part C: Using what you know about the sine function, determine sin (2) in degrees. Hint Answer: he length of the ramp is 1.2 meters, and it rises 14 ce The ramp is appropriate Part D: Make sure that your calculator or app is in degree mode. Compute sin () . your . The ramp is too steep answer should agree with Part C. Once you are in degree mode, compute sin ( ) in degrees. Round to the nearest tenth of a degree . Part B: A defense missile should be aimed at a 250 angle to Answer RF2_8A_Preview ~ MAT193-505 Reasoning with Functions II (Fall 2022 $1) The missile's tip is 1.691 meters above its lower pa missile is A meters long. RF2_8A_Preview Score: 0/7 0/3 answered Content Activities ~ Tools ~ Grades v Help v Help . Question 1 table of contents . Unit 2: Right itions, Solving Equations, Inverse Sine & Cosine, Sine & Cosine Identities Table of Contents > Unit 2: Right Triangle Definitions. Solying Equations, Inverse Sine & Cosine, Sine & Cosine Identities Consider the following right triangle with sides of length 3. 4. and 5 RF2_8A_Practice ~ RF2_8A_Practice ~ RF2_8A_Practice Score: 0/4 0/3 answered RF2_8A_Practice . Question 2 Score: 0/4 0/3 answered . Question 1 Find a solution in the interval - 7 S Z S 2 to ation 50 sin Z - 10. Give the value of Z in radians to threeldecimal places. Find a solution in the interval 0 S w S # to the equation 21 - 47 cos w. Give the value of w in Z = radians to three decimal places. radians radians on Help: Message Instructor art A: Complete the the equation below: westion Help: Message Instructor Calculator Hint cos 0 = Part B: Write 0 in terms of the inverse cosine Hint PhotoGrid Part C: Use a calculator or app to compute the value of 0, in radians, to three d cimal places . Hint