Solve the problem. Round your answer to the nearest hundredth.A conveyor ramp carries heavy equipment up to an elevated platform. If the ramp starts at ground level 125 ft from the base of the platform and the angle of elevation is 20°, how long is the ramp?
A. 117.46 ft
B. 365.48 ft
C. 45.50 ft
D. 133.02 ft
Answer: D
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Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 2tan 
, x = 0, y = - 
A. 7? + 7?2
B. 28? - 7?2
C. 14? - 
?2
D. 28 - 7?
Solve the problem.An isosceles triangle contains two angles of the same measure. If the measure of the third angle is 51° less than the measure of either of the other two angles, find the measure of one of the identical angles by solving the equation 2x + (x - 51) = 180, where x represents the measure of one of the identical angles.
A. 57° B. 26° C. 115.5° D. 77°
Solve. If necessary, round to the nearest tenth.The zoo has hired a landscape architect to design the triangular lobby of the children's petting zoo. In his scale drawing, the longest side of the lobby is 6 cm. The shortest side of the lobby is 2 cm. The longest side of the actual lobby will be 32 m. How long will the shortest side of the actual lobby be?
A. 0.1 m B. 1 m C. 96 m D. 10.7 m
Approximate the number using a calculator. Round the answer to three decimal places.4-2.2
A. -8.800 B. 0.047 C. 23.426 D. 0.347