25-08-2021
Mathematics

contestada

The length of a rectangle is 3 times its width. The perimeter is 39. Find the length and width of the rectangle.

Respuesta :

Melody08 Melody08

25-08-2021

Answer:

Let width of rectangle be x cm.

3x+x+3x+x=39

8x=39

x=39÷8

=39/8

=4/7/8

3x=39/8×3

=117/8

=14/5/8

Hence, length=14/5/8cm while width=4/7/8cm.

Answer Link

Otras preguntas

what happened to England right after imperialism

Which president served as chief justice of the supreme court.

Write each as a fraction in simplest form 20.7%

find the area of a triangle height 11 base 18

a certain mass of gas occupies 185cm cube at 1 atmosphere what volume would it occupy at 0.945 atmosphere.

PLEASE HELP ME WITH THIS I WILL GIVE BRAINLIEST.

A ball is released from a height of 20m calculate The time it takes to fall The velocity with which it hits the ground

Start with the temperature at 25 ºC and the pH at 7. Do not vary these parameters while testing for substrate (Initial Lactose) concentration, as they are envir

share R24 000 in the ratio 5:3.

Part B: Which of these situations could be represented by the number line? How do you know? 1. Mark needs to earn more than $45 in order to buy a new hockey un