A weight (with a mass of 71 kg) is suspended

Question

from a point near the right-hand end of a uni-
form boom with a mass of 51 kg . To support
the uniform boom a cable runs from this same
point to a wall Vertical Height (m) is 7
Horizontal Distance (m) 6
and by a pivot on the same
wall at an elevation of 3 m.
Calculate the tension T in the cable. The
acceleration of gravity is 9.8 m/s2 .
Answer in units of N