shaniad337
shaniad337 shaniad337
  • 04-08-2017
  • Mathematics
contestada

A rectangle is 3 times as long as it is wide. The perimeter is 60cm. Find the dimensions of the rectangle.

Respuesta :

Banabanana
Banabanana Banabanana
  • 04-08-2017
width = x 
length = 3x

2(x + 3x) = 60
4x = 60/2
4x = 30
x = 30/4
x = 7.5 cm   ← width 

length = 3x = 3 * 7.5 = 22.5 cm


Answer Link
kateacrissy01 kateacrissy01
  • 04-08-2017
7.5cm x 22.5cm is the answer.
Answer Link

Otras preguntas

83 tenths in decimal form
85.34 what place value is the 4
You need to write an essay about hot air ballooning. You know you've seen a good book on this topic, but you can't remember the name of the book or the name of
After lunch, you decide to go out and rest on the porch. You notice that your heart rate and breathing slows down, and you suddenly feel the need to perform a b
you can give numerical ratings to possible career choices to help determine if they are right for you by creating a(n)_____. a. letter of recommendation b. indi
Which tissues receive stimuli and conduct impulses or electrical signals in the body?
Can enzymes be reused?
what items did phoencian traders ship as exports to other regions
why do you think President Lincoln decided to support the construction of the transcontinental railroad, a very expensive project even though the civil war was
in which of the above figures is AB = AC ?