natalyabogin5056 natalyabogin5056
  • 03-10-2017
  • Mathematics
contestada

A rectangle has an area of 98 square inches. the length of the rectangle is double the width of the rectangle. find the dimensions of the rectangle

Respuesta :

kritter1
kritter1 kritter1
  • 03-10-2017
Let x be width. 

Length: 2x 

98=2x(x) 
2x^2=98 
x^2=98/2
x^2=49 
x= sqrt(49) 
x= 7 (not -7 because distance cannot be in negatives) 

Therefore, the dimensions are 7"x14"

Hope I helped :) 
Answer Link

Otras preguntas

the amount of $5.40 is 9% of what price?
Please help me with this! If you’re smart you can solve it!
|-4-2|=10absolute value
Which of the following could be used to evaluate the expression -6 ( 4 2/3) ? A (-6) (4) + (-6) 2/3 B:( -6 ) (4) x (-6) 2/3 C: ( -6+4 ) + (-6+ 2/3) D: (-6+4)x
Which best describes why someone would adjust a goal?
Can you help me please?
Please answer the Scientific Notation Question! And if you can, please also generously explain. Your help is greatly appreciated!
What presidential candidate was honored at 200 southeast 4th street, abilene, kansas? and who ran for the office of vice president with this person?
5. Factor the expression. 6x2 + 5x + 1 a)(3x + 1)(2x – 1) b)(3x – 1)(2x – 1) c)(3x – 1)(2x + 1) d)(3x + 1)(2x + 1)
__________ is the ability to influence an outcome that would not have otherwise occurred.