Solve. Answer with a complete sentence.The circumference of a circular walking track is 1413 yards. Find the radius of this track. Use 3.14 for ?.
A. The radius of the track is approximately 112.5 yards.
B. The radius of the track is approximately 50,625 yards.
C. The radius of the track is approximately 225 yards.
D. The radius of the track is approximately 450 yards.
Answer: C
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Solve the system of equations graphically using a graphing calculator. Find all values to the nearest tenth.y = x2 + 1-4y = 4x - 5
A. No solution B. x = -2.1, y = 3.4; x = 1.1, y = 0.2 C. x = -1.2, y = 2.5 D. x = -1.2, y = 2.5; x = 0.2, y = 1.1
A sequenceis  FIGURE 1.png)
defined recursively by the equation  Figure 2.png)
for n?3 where  figure.png)
=14,  figures 4.png)
=14.
What will be an ideal response?
Graph the system of inequalities.x2 + y2 ? 81-4x + 7y ? -28
A. 
B. 
C. 
D. 
Determine which elementary row operation(s) applied to the first matrix will yield the second matrix.
, 
What will be an ideal response?