Solve the equation for the specified variable.S = 2?rh + 2?r2; solve for h
A. h = 2?(S - r)
B. h = 
C. h = S - r
D. h = 
- 1
Answer: B
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Let A = {1, 3, 5, 7}, B = {5, 6, 7, 8}, C = {5, 8}, D = {2, 5, 8}, and U = {1, 2, 3, 4, 5, 6, 7, 8}. Decide if the set relationship is true or false.A ? {7, 5, 3, 1}
A. True B. False
Provide an appropriate response.Find the radian measure of an angle at the center of a circle of radius 7 in. if the angle intercepts an arc length of 20.4 in.
A. 21.99 rad B. 0.34 rad C. 142.8 rad D. 2.91 rad
Evaluate the expression for x = -2, y = 3, and z = -4. Make sure you simplify.3y - 6z2
A. -39 B. -15 C. 105 D. -87
Solve the problem.The expression 0.60
+ r is used to obtain the target heart rate for a cardiovascular workout for an athletic male with age a and resting heart rate r. Find the target heart rate for a 18-year-old athletic male with a resting heart rate of 68 beats per minute.
A. 76.8 beats/min B. 153.8 beats/min C. 128.4 beats/min D. 144.8 beats/min