08midfeilder
08midfeilder 08midfeilder
  • 24-08-2015
  • Mathematics
contestada

The sides of a triangle are in the ratio 3:4:5. What is the length of each side if the perimeter of the triangle is 30 cm

Respuesta :

bobeld
bobeld bobeld
  • 24-08-2015
One way:

3x + 4x + 5 x = 30
12 x = 30
Divide by 12
x = 2.5

3x = 7.5   (2.5x3)
4x = 10     (2.5x4)
5x = 12.5   (2.5x5)

7.5cm + 10cm +12.5cm = 30cm  There are your three sides.   
Answer Link
cramirez356573 cramirez356573
  • 01-10-2021

Answer: 7.5 cm, 10 cm, 12.5 cm

Step-by-step explanation:

Answer Link

Otras preguntas

Which is not an accurate description of the Puritans? A. valued education B. settled in Massachusetts Bay C. tolerant of all religions D. hardworking
Can someone tell me some variables that could affect how far a ski jumper could travel in the air and explain the science behind it ? Thanks you will help me a
what is the unit rate in dollars per hour if u have 1/2 hour equals $1.25?
what kind of person was prince jonathan
the issue of slavery was largely responsible for the party realignment that followed the election of
what effects on sectionalism did the industrial revolution have?
what is the answer for 2.25t+5=13.5t+14
Is India an LEDC or an MEDC????
What are the special features of a sperm cell
What are some reasons why European powers created African colonies