A long horizontal piece of wood EF is suspended above the ground, as shown in the diagram, by two ropes EB and FD which are tied to two bamboo
poles AB and CD of equal lengths. The bamboo poles are at equal distances from the edge of wooden piece. The bamboo poles are supported by two
different ropes GB and HD respectively as shown in the figure. Choose the correct options
b =4
If A is treated as origin then the coordinate of point E will be (3, 4)
If A is treated as origin then the coordinate of point E will be (1, 3)
If A is treated as origin then the coordinate of point F will be (4, 3)
The slope of thread DH is -3
The slope of thread DH is
−
1
3
.
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Answer:
Sure it,s 3 because total length of the hight of poles are 4ft and G and B is 3ft because 1ft is shorter than pole so that,s why D and H is also same so the answer is 3.
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