Determine the values of angle A in degrees and minutes that correspond to the following functions. Round the answer to a whole minute.a)      cos A = 0.69675      ____________b)      tan A = 0.50587      ____________c)      sin A = 0.98531      ____________

Bonus question 1           (2points)   4″ inches ______________________ mm

Bonus question 4 (2 points)   If you were milling a piece of cast iron (CS 60) using a 75mm diameter carbide endmill, what is the RPM’s __________________________

      (2 points)Five pieces are cut from the length of round stock shown.  After the pieces are cut, the remaining length is thrown away.  How much material is thrown away?        ___________.

(2 points each)Multiply. Express as a mixed number, whole number, or as a proper fraction. Reduce to lowest terms.a. 2  x                       b.  1  x                       c.  6  x  .

Express each of the following as equivilent fractions.     a.    b.    c.

Calculate the following bolt circle giving the X and Y coordinates. Express the answers to four decimal places given X and Y zero is the center of the circle.

      Determine the functions of the following angles.  Round the answers to 4 decimal places.a)      sin 22°            ___________b)      tan 0°21’      ___________c)      cos 63°18’      ___________

A 4.5 inch facemill with uncoated carbide inserts is used to mill a .200 depth of cut on a 4 inch wide piece of 4150 steel (CS 225). What spindle speed do we need?

A physical therapist applies an ice pack to a patient’s right knee to reduce pain and inflammation following an acute injury. The therapist wants to achieve a therapeutic tissue temperature that produces analgesic and anti-inflammatory effects without risking tissue damage. What is the optimal target tissue temperature range for cryotherapy?