Solve the problem.A figure skater must trace a figure eight on the ice that consists of two perfect circles, each with a radius of 9 ft. How far does the skater go in tracing the figure eight?(Use 3.14 for ? .)
A. 28.26 ft
B. 113.04 ft
C. 26.26 ft
D. 56.52 ft
Answer: B
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Determine whether the equation is quadratic.x2 - 3 = 2x
A. No B. Yes
Classify the polynomial by the number of terms. Then identify the degree of the polynomial.5c4 - 8c3 - 3c2
A. Binomial of degree 9 B. Trinomial of degree 9 C. Trinomial of degree 4 D. Binomial of degree 4
Solve the problem.A plane takes off from an airport on the bearing S29°W. It continues for 20 minutes then changes to bearing 
and flies for 2 hours 20 minutes on this course then lands at a second airport. If the plane' s speed is 420 mph, how far from the first airport is the second airport? Round your answer correct to the nearest mile.
A. 1110 mi B. 1011 mi C. 1010 mi D. 1111 mi
Determine whether the problem is an equation or an expression. 16(t - 1)
A. Expression B. Equation