I need help with this

Trigonometry (305.6: hyp a b c a2 = b2 +cl 2bccosA sin .4 sin B sin C o REMEMBER TO DRAW AND FULLY LABELLED DIAGRAMS WITH: :: LABELS (m,v,F, ...... ) :: MAGNITUDE :: UNITS ::= DIRECTION :2 AN INDICATION of the positive (x and y) directions 0 INCLUDE A SUMMARY SENTENCE 0 MAKE DIAGRAMS A REASONABLE SIZE 3.a) The coefficient of friction between a rubber tire and dry asphalt is 0.70. Find the maximum speed in km/h for a turn radius of 315m for dry conditions. b) How fast can a car travel around an icy banked turn of radius 275 m if the angle of the bank is 22.0. ANSWER in km/h