One of the values r (radius), d (diameter), C (circumference), or A (area) is given for a particular circle. Find the indicated value. Leave ? in your answer.A = 169? m2; r = ?
A. 169 m
B. 13? m
C. 26 m
D. 13 m
Answer: D
Mathematics
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Solve the equation in the interval [0, 2?). tan x cos x - cos x = 0
 figure 2.png)
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Find the indicated set given A = {-3, 0, 2, 5, 6, 11, 16, 23}, B = {-3, 0, 16, 23}, and 
B ? C
A. {-4, 16, 23} B. {11, 16, 23} C. {-7, -4, -3, 0, 11, 16, 23} D. {16, 23}
Mathematics
Find the sum and simplify the answer.
A. 1
B. 
C. 
D. 1
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Find the measure of each angle in the problem.
A. 90° and 270° B. 45° and 135° C. 60° and 120° D. 45° and 55°
Mathematics