Asked by shirley
Find the area and perimeter of a rectangle for which (– 2, 2), (7,2), and (7, – 3) are three of the vertices. What is the 4th vertex?
Answers
Answered by
Reiny
You could sketch the given points, but ...
just looking at the values, we can see the base runs from -2 to 7, so the base is 9
and the height goes from -3 to 2, so the height is 5
area = 5(9) = 45
perimeter = 2(5) + 2(9) = 28
missing point must be (-2, -3)
just looking at the values, we can see the base runs from -2 to 7, so the base is 9
and the height goes from -3 to 2, so the height is 5
area = 5(9) = 45
perimeter = 2(5) + 2(9) = 28
missing point must be (-2, -3)
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