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

what is the role of doctors in our society?​
Giving brainliest! Please give me the working out for the answer
William Stockers was slightly __________________.​
What is the equation of a line that contains point (4, –3) and is PARALLEL to –4x + y = 7?
Which of these best explains why a molecule of ATP is needed for this type of transport? A) The particles moving across the cell membrane have a negative charg
what are the five contributory factors to most accidents in the world​
Spanish explorers who established colonies and searched for gold were best known as __________. A. colonists B. fur trappers C. conquistadors D. missionaries
Which of the following is not a part of the setting ?
Which of the following reasons explains why some cooking pors are made of metal, but their handles are made of wood? (4 points) a Both wood and metal have low t
In contrast to sixty percent of kindergarteners having good cognitive skills that make them more likely to succeed, how many have the necessary social skills to