singletonkirk singletonkirk
  • 11-10-2017
  • Mathematics
contestada

the length of a rectangle is 3 ft longer than its width if the perimeter of the rectangle is 26 feet find its area

Respuesta :

anthatiramesh16 anthatiramesh16
  • 11-10-2017
let width=x
length=3+x
perimeter=26
2(l+b)=26
2(3+x+x)=26
2(3+2x)=26
6+4x=26
4x=26-6
x=20/4=5. l=3+5=8. width=5
area of =l*b
=8*5=40
Answer Link

Otras preguntas

Find the slope of the line passing through the points (-5,-2) and (3,-9). (will mark brainliest) spammers reported.
what does it mean by addictive?????
"Sprite Zero is 100% sugar-free." Answer: Explanation:
An engine is operating at 25% of its full power. which number line shows a point that represents 25%
What are some of the achievements of France? Explain with details Please help i need more than one
pls help me find the circumference and the area of a circle with radius 7m. (will mark brainliest) spammers reported.
Lorenzo and his sister, Mariana, are decorating gingerbread houses. They want to make grass, so they turn their icing green by mixing yellow and blue food color
What is the purpose of federalism?
1. Anaerobic respiration is usually carried out by A. Mammals B. Microorganisms C. Plants
Fill in the Blanks: 1. Fractions having different denominators are called 2. Two fractions are if the product of the numerator of the first and the denominator