<PRE><B>Question 1065463</B>
use the law of cosines
:
let x be the width of the uprights
:
x^2 = (7.5)^2 + 10^2 - (2 * 7.5 * 10 * cos(33)) = 93.3497
:
x = square root(93.3497) = 9.6618 approximately 9.7
:
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the width of the uprights is 9.7 m
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:
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