Lexilex2005 Lexilex2005

17-01-2020
Mathematics

contestada

The perimeter of a rectangle is 63cm. The length is 4cm more than its width. Find the dimensions of the rectangle

Respuesta :

andreamilosevic01 andreamilosevic01

17-01-2020

O=63cm

a=b+4

O=2a+2b

O=2(b+4)+2b

O=2b+8+2b

63=4b+8

4b=63-8

4b=55

b=55/4=13.75

a=13.75+4=17.75

Answer Link

Otras preguntas

A client with an upper respiratory infection asks the nurse why the health care provider did not prescribe an antibiotic. what would be the best response from t

Which of the following could cause a decline in genetic diversity in a population? A. Adding individual to a population B. Increasing a population's territory C

the initial number of views for a certain website was 15. the number of views is growing exponentially at a rate of 22% per week. what is the number of views ex

siswa kelas 5 berjumlah 40 orang.siswa yang tidak hadir 12.perbandingan jumlah siswa yanh tidak hadir dengan seluruh siswa adalah

There were 3 apple, 1 mixed fruit, 2 grape, and 4 tropical fruit juice boxes in the cooler at the picnic. What is the probability that, when Jill reaches into t

i need to know how to set it up

What stood at pyramids, templates, gateways, and other important Egyptian, Maya, and Chinese buildings?

the correct answer is "an embargo."

which of the following is not a form of radiation radio waves sound waves microwaves gamma waves

Despite rich farmland, why has Zimbabwe had recent food shortages?