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

Given that 2x/5=3y/8, find the ratio of X:y
The 4:25 bus to the metro airport has a travel time of 1 hour and 45 minutes. The bus is running late today though. What will be the arrival time to the airport
Write a letter to your friend showing directions to your house from your school
solve pls brainliest
A specific statement of the organization's purpose, its products, and its customers is called a mission statement. Select one: True False
answer this question!.​
which describes fat?A. a lipid that stores energyB. a nucleic acid that directs cell function C. a protein that speeds up a chemical reactionD. a carbohydrate t
What is folk musical instrument?​
Help me urgently i have to submit a t today
Answer and explain every step of your solution.