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anonymous
 one year ago
The length of a rectangle is 5 centimeters less than twice its width. The perimeter of the rectangle is 80 cm. What are the dimensions of the rectangle?
length = 23 cm; width = 14 cm
length = 22 cm; width = 18 cm
length = 25 cm; width = 15 cm
length = 24 cm; width = 16 cm
anonymous
 one year ago
The length of a rectangle is 5 centimeters less than twice its width. The perimeter of the rectangle is 80 cm. What are the dimensions of the rectangle? length = 23 cm; width = 14 cm length = 22 cm; width = 18 cm length = 25 cm; width = 15 cm length = 24 cm; width = 16 cm

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AlexandervonHumboldt2
 one year ago
Best ResponseYou've already chosen the best response.1look: let a be the lenght and b be the wight. so 2*(a+b)=80 a+b=40 a=2b5 substitute 2b5 for a and solve: 2b5+b=40 3b5=40 3b=45 b=15 wight a=2*155 a=??? lenght

AlexandervonHumboldt2
 one year ago
Best ResponseYou've already chosen the best response.1YES so it is C
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