Solve.An elliptical bicycle path is constructed in a local park. The equation of the ellipse that represents the path, in yards, is given by 
+ 
= 1. What are the length and the width of the bicycle path?
A. length: 65 yd; width: 40 yd
B. length: 80 yd; width: 130 yd
C. length: 130 yd; width: 80 yd
D. length: 40 yd; width: 65 yd
Answer: B
Mathematics
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Solve the problem.A bridge with a semi-elliptical arch extends over a river as shown. Find an equation of the ellipse that represents the arch of the bridge.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Solve.Find the volume of a cube with edges of 3
inches.
A. 11
cu in.
B. 10 cu in.
C. 37
cu in.
D. 6
cu in.
Mathematics
Indicate whether the function is one-to-one.C = {(1, -4), (4, -1), (-2, 5), (2, -5)}
A. No B. Yes
Mathematics
Use the fundamental identities to simplify the expression.
+ csc ? sin ?
A. sec2? B. 1 C. csc2? D. tan2?
Mathematics