College Math

Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

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  1. I made a rough sketch, and I bet the missing point is
    (-3.7 , 5.3)

    length = 1.2 - (-3.7) = 4.9
    width = ...

    area = length x width
    = ...

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  2. How do you solve for the length you don't have to slove it but what would the formula be ?...

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  3. hard to believe your class materials don't include the formula for finding the distance between two points. Think Pythagorean Theorem.

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