What is the product? [-1 2 4] x [3 6 1 2 4 0 0 6 2]
1 answer:
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Step-by-step explanation:
2 right triangles are formed.
x is the angle btw wire and grnd
tan x = 10/5 = 2
tanx = ht of tower/(5+14)
2 = tower ht/19
tower ht = 38
length of wire =