Write as a number.Round 388 to tens.
A. 400
B. 390
C. 380
D. 490
Answer: B
Mathematics
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Find ? for 0° ? ? < 360°.tan ? = 2.837
A. 19.42°, 199.42° B. 70.58°, 109.42° C. 70.58°, 289.42° D. 70.58°, 250.58°
Mathematics
Answer true or false.10 ? {20, 30, 40, 50, 60}
A. True B. False
Mathematics
Find the indicated sum or difference, if it is defined.
+ 
A. 
B. not defined
C. 
D. 
Mathematics
Perform the indicated operations and simplify the result. Leave the numerator and denominator in your answer in factored form.
A. 
B. 
C. 
D. 
Mathematics