JakeMN7542 JakeMN7542

27-05-2024
Mathematics

Answered

A 100 m radio mast is supported by six cables in two sets of three cables. all six cables are anchored to the ground at an equal distance from the mast. the top set of three cables is attached at a point 20 m below the top of the mast. each of the three lower cables is 60 m long and attached at a height of 30 m above the ground. if all the cables have to be replaced, ﬁnd the total length of cable required. give your answer correct to two decimal places.

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