S sarah.p New member Joined May 9, 2006 Messages 21 May 9, 2006 #1 im sorry i have so many questions Find each angle measurement to the nearest tenth of a degree. a) Angle B is obtuse and cos B = - 0.8371 33° b)Angle D is obtuse and cos D = - cos 44.2° 0.72
im sorry i have so many questions Find each angle measurement to the nearest tenth of a degree. a) Angle B is obtuse and cos B = - 0.8371 33° b)Angle D is obtuse and cos D = - cos 44.2° 0.72
skeeter Elite Member Joined Dec 15, 2005 Messages 3,204 May 9, 2006 #2 Re: angles sarah.p said: im sorry i have so many questions Find each angle measurement to the nearest tenth of a degree. a) Angle B is obtuse and cos B = - 0.8371 33° is this angle obtuse? b)Angle D is obtuse and cos D = - cos 44.2° D = cos<sup>-1</sup>[-cos(44.2)] = 135.8 0.72 Click to expand...
Re: angles sarah.p said: im sorry i have so many questions Find each angle measurement to the nearest tenth of a degree. a) Angle B is obtuse and cos B = - 0.8371 33° is this angle obtuse? b)Angle D is obtuse and cos D = - cos 44.2° D = cos<sup>-1</sup>[-cos(44.2)] = 135.8 0.72 Click to expand...
S sarah.p New member Joined May 9, 2006 Messages 21 May 9, 2006 #3 oh right! can you tell me how to find the corect answer for the first part
