How do you find the area of a rectangle whose vertices are (-3,1), (5,1), (5, 8) and (-3, 8)?

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Answer 1 · 2017-03-15T09:48:19

#"Area= "7*8=56" "(units)^2#

#"The corner coordinates given are shown below."#

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#"We need to know the length of the two sides"#

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#"Length of red colored edge :"8-1=7 " units"#

#"length of green colored edge :"5-(-3)=8" units "#

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#"Area= "7*8=56" "(units)^2#