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A pavement is of length (?? - 1)?? and width (?? - 8)??. The area of the pavement is 4.56 ??². a)(i) Write a quadratic equation...

A pavement is of length (𝑥 − 1)𝑚 and width (𝑥 − 8)𝑚. The area of the pavement is 4.56 𝑚².
a)(i) Write a quadratic equation for the area of the pavement in the form 𝑎𝑥² + 𝑏𝑥 + 𝑐 = 0 where a, b
and c are constants.
(ii) Using the method of completing square, find the actual length and width of the pavement.
b) The pavement is covered with rectangular tiles measuring 0.4 m by 0.3 m. determine the number of tiles used to cover the pavement completely.

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Kavungya answered the question on November 11, 2019 at 11:46

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