Solve the problem.A person is pulling a freight cart with a force of 49 pounds. How much work is done in moving the cart 30 feet if the cart's handle makes an angle of 32° with the ground?
A. 1309.8 ft-lb
B. 77.9 ft-lb
C. 1246.6 ft-lb
D. 779 ft-lb
Answer: C
Mathematics
You might also like to view...
Factor, if possible.27p6 - 1
A. (3p2 - 1)3 B. (3p2 - 1)(9p4 + 1) C. (3p2 - 1)(9p4 + 3p2 + 1) D. Prime polynomial
Mathematics
Find the angle between the planes.3x - 8y - 8z = 9and- 4x + 2y - 9z = 4
A. 0.955 B. 0.383 C. 1.460 D. 1.187
Mathematics
Use the Venn diagram below to find the number of elements in the region.
n(A ? B)
A. 14 B. 29 C. 21 D. 11
Mathematics
Simplify the expression. Write the answer with positive exponents only. Assume that all variables represent positive real numbers.
A. x1/4 B. x1/2 C. x3/16 D. x1/8
Mathematics