jnapolitano23 jnapolitano23

10-02-2020
Mathematics

contestada

The length of a rectangle is twice it’s width if the perimeter of the rectangle is 54 cm

Respuesta :

joshnajd joshnajd

11-02-2020

Width = 9cm

Length = 18cm

Explanation:

Let width = b,

So, length = 2b

Perimeter of rectangle = 2x(length + width)

According to the question,

[tex]54cm = 2X(2b + b)\\54cm = 2X(3b)\\27cm = 3b\\b = 9cm[/tex]

Hence,

Width = 9cm

Length = 18cm

Answer Link

Otras preguntas

PLEASE HELP QUICK!!!!!! Which sentence from Roosevelt's speech expresses his main purpose? A. "For all our domestic problems are now a part of the great emergen

trig review please help me

PLEASE HELP NUMBER 3 ASAP ILL GIVE BRAINLIEST THANKS

What does it mean to develop characters? A. help readers remember the characters' names B. figure out what a character will wear C. help readers understand the

can somebody make a introduction paragraph hook for me? about why schools shouldnt have dress codes

6 What number should the numerator and denominator of be multiplied by to show that is equivalent to 24 22 3 4 12 36

1.25 is closer to 1.04 or not ? plz heelp

HELP ME PLEASE I HATE SCIENCEEEEEE

Jada filled their family pool with 300 gallons of water in 10 hours. How many gallons of water did she use, per hour?

what is a requirement of the first clause of the fifth amendment?