07/24/19

half-angle-formula

give that cos x=(4/5) and 0 degrees < x < 90 degrees. determine the exact values of sin (x/2), cos (x/2) and tan (x/2). show work and rationalize. Can someone show how to do cos and tan for... more

Writing and solving proportions

Claire and Rebecca are driving at the same speed to different destinations. Claire reaches her destination in 35 minutes. Rebecca reachers her destination in 15 minutes. Claire travels 10 miles... more

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