SOLUTION: Find the dimensions of the rectangle or triangle that has the given area. rectangle: area = 15 square meters length = m(x+3) width = m(2x-1) triangle: area = 2.5 square

Algebra ->  Surface-area -> SOLUTION: Find the dimensions of the rectangle or triangle that has the given area. rectangle: area = 15 square meters length = m(x+3) width = m(2x-1) triangle: area = 2.5 square       Log On


   



Question 1081641: Find the dimensions of the rectangle or triangle that has the given area.
rectangle:
area = 15 square meters
length = m(x+3)
width = m(2x-1)
triangle:
area = 2.5 square centimeters
base = (2x+1)
height = (2x-3)

Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
triangle:
area = 2.5 square centimeters
base = (2x+1)
height = (2x-3)
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%281%2F2%29%282x1%29%282x-3%29=2.5
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4x%5E2-4x-3=5
4x%5E2-4x-8=0
x%5E2-x-2=0
%28x-2%29%28x%2B1%29=0
-
highlight_green%28x=2%29

Base is 5 cm
Height is 1 cm