For the number listed, find its opposite.-2.1
A. 
B. -2.1
C. 
D. 2.1
Answer: D
Mathematics
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Complete.223.2 mm = 
dm
A. 223.2 B. 22,320 C. 2232 D. 2.232
Mathematics
Fill in the blank with the appropriate measurement relationship.
c = 1 pt
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine if each ordered pair is a solution to the given system of inequalities in two variables.3x - y = -24y = x2 - 4(i) (-4, 12); (ii) (7, 45)
A. (i) Yes; (ii) No B. (i) No; (ii) No C. (i) Yes; (ii) Yes D. (i) No; (ii) Yes
Mathematics
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 12 inches, ? = 30°, A = ?
A. 37.68 in2 B. 6.28 in2 C. 75.36 in2 D. 3.14 in2
Mathematics