belowandunder
belowandunder belowandunder
  • 03-01-2021
  • Mathematics
contestada

A rectangle is 1 cm more than twice its width. Find the dimensions of the rectangle if it’s area is 45 cm show all work

Respuesta :

mumsy
mumsy mumsy
  • 05-01-2021

Answer:

Step-by-step explanation:

L=2W+1

A=L*W

A=(2W+1)*W=45

We have two mathematical solutions, but only one viable

2W^2+W=45

w=-5 not valid

w=4.5 cm valid solution

L=10cm

Answer Link

Otras preguntas

Mario drew a model to represent one third of the space in his bookcase. how could mario draw a model to represent all the space in his bookcase.
If 2x+z=2y and 2x+2y+z=20 what is the value of y?
Sound: The more _______ a sound has, the _________ its volume is.
which organism would more closely resemble it's parent,one produced by asexual reproduction,or one produced by sexual reproduction? why?
Henry can ride his bike 23 miles in 2 hours. The store is six miles away. About hoe long should it take Henry to ride his bike to the store?
Which of the following is x⁴ + y⁴ identically equal to? (A) (x² + y²)(x + y)(x - y) (B) (x² + xy + y²)(x² - xy + y²) (C) (x² + √2xy + y²)(x² - √2xy + y²) (D) (x
in what way is a gene pool representative of a population
in what way is a gene pool representative of a population
What metric unit should i use to measure the mass of a monkey
WHICH EXPRESSION IS EQUIVALENT TO SIN 22 COS 18 + COS 22 SIN 18?