©RN2U0R 1o 1J3 K3 uYt3aeh SGorfatzwuaTrweZULwLNCb.NIwAalB lxarSi9gDhXtxsk6r9eHsI ekrg vMevd8.uDiMHaOdKe1uwciBtEhVR Iq n8fI ih nUif tBeNcGceMofmUeEtXrd ys.KWorksheet by Kuta Software LLCKuta Software - Infinite GeometryName___________________________________ Period____ Date________________Inverse Trigonometric Ratios Find each angle measure to the nearest degree. 1)sin B = 0.48482)sin A = 0.5150 3)cos A = 0.74314)cos W = 0.6157 5)cos A = 0.58786)tan W = 19.0811 7)cos A = 0.42268)tan W = 0.5317 Find the measure of the indicated angle to the nearest degree. 9)38 27 ? 10) 21 9 ? 11)2914 ? 12) 40 42 ? 13)10 39 ? 14) 11 27 ? -1-
©D82w0x1a1sDKMu0 t1aCBSb o6fLtr wpaE r7 edaL9 LI Cz .f7qA2lUlkmrri0g6 hL tHsne rXeisheb rDv2eo dd.sVFMJ apd0 eCmwniGtwhOOIt nufNit nhiPta e6bGOenowmo eFtPrh yM.JWorksheet by Kuta Software LLC15)12 24 ?
16) 13 20 ? 17)6 8 ? 18) 4 5 ? 19)48 1450 ? 20) 51 68 85 ? 21)7 24 25 ? 22) 30 16 34 ? 23)68 51 85 ? 24) 56 42 70 ? Critical thinking questions: 25)Find an anglexwhere sinx=cosx. 26)Draw and label all three sides of a right triangle that has a40° angle and a hypotenuse of10cm. -2-
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©Fb200c 1F1ns Kz uEtu akIS8offVtlwlaerwejr Lt LfCJ .eyVA2 lqlQ2 rhiXgDhn tasrOrNeXsP eeruvu eEd9 .OUcMZ a9dI eH3 wAift4 hgsInnF fQiQnUi4tpeNVGHeJoDmx eKti riyC.HWorksheet by Kuta Software LLCKuta Software - Infinite GeometryName___________________________________ Period____ Date________________Inverse Trigonometric Ratios Find each angle measure to the nearest degree. 1)sin B = 0.484829°2)sin A = 0.5150 31° 3)cos A = 0.743142°4)cos W = 0.6157 52° 5)cos A = 0.587854°6)tan W = 19.0811 87° 7)cos A = 0.422665°8)tan W = 0.5317 28° Find the measure of the indicated angle to the nearest degree. 9)38 27 ? 35° 10) 21 9 ? 23° 11)2914 ? 26° 12) 40 42 ? 72° 13)10 39 ? 15° 14) 11 27 ? 24° -1-
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