Astudent found that the dimensions of a rectangle were 1.20 cm and 1.40 cm he was asked to report the area using the correct number of significant digits he reported the area as 1.7 cm² explain the error the student made

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The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter