Find the area of the circle. Use 3.14 or 
for ? as indicated.Use 
for ?.
A. 14
ft2
B. 53
ft2
C. 7
ft2
D. 17
ft2
Answer: D
Mathematics
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Establish the identity.
= 
What will be an ideal response?
Mathematics
Write the inequality using interval notation, and illustrate the inequality using the real number line.t ? 6
A. (6, ?)
B. [6, ?]
C. (6, ?]
D. [6, ?)
Mathematics
Factor, if possible.x2 - 20x + 400
A. Prime polynomial B. (x + 20)(x - 20) C. (x - 20)2 D. (x + 20)2
Mathematics
Use Cramer's rule to solve the system. If D = 0, use another method to complete the solution.4x + y = -24x - z = 1y + z = -3
A. {(0, -2, -1)} B. {(x, -2 - 4x, 1 - 4x)} C. {(x, -2 - 4x , 4x)} D. {(x, -2 - 4x, 4x - 1)}
Mathematics