Solve the problem.A sidewalk 8 feet wide is to be built around a rectangular garden of perimeter 1600 feet. The sidewalk will make circular sectors of 8-foot radius at the vertices of the rectangle. Find the area that will be covered by the sidewalk. Give an exact answer.
A. (12800 + 64 ?) ft2
B. (12800 + 128?) ft2
C. (6400 + 64 ?) ft2
D. (12800 + 256 ?) ft2
Answer: A
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The following data show the mass M, in solar masses, and the relative luminosity L (the ratio of a star's luminosity to that of the sun) of various stars. Star Spica Vega Altair Sun 61 Cygni A M 7.3 3.1 1 1 0.17 L 1050 55 1.1 1 0.002? A: Use power regression to model the luminosity as a function of the mass. Use two digits of accuracy for the coefficient and for the power.B: What is the mass of a star with a relative luminosity of 6.43? Round your answer to two decimal places.C: If one star has a mass of 17 times that of another, how do their luminosities compare? Round your answer to two decimal places.
What will be an ideal response?
Convert the given unit of measure to the measure shown.97 milliliters to centiliters
A. 970 centiliters B. 0.97 centiliter C. 9700 centiliters D. 9.7 centiliter
Determine whether the infinite geometric series converges or diverges. If it converges, find its sum.-10 - 5 - 
- ...
A. Converges; - 
B. Converges; - 20
C. Converges; 10
D. Diverges
Determine whether the given equation is linear.
- 9x = 0
A. Linear B. Nonlinear