Triangle perimeter sides

Calculate in cm the perimeter of a triangle with sides a, b, and c. If a is two-thirds of side b, c is three-fifths side b; b=15 cm.

Final Answer:

o =  34 cm

Step-by-step explanation:

b=15 cm c=53 b=53 15=53 15=545=9 cm a=32 b=32 15=32 15=330=10 cm  o=a+b+c=10+15+9=34 cm



Help us improve! If you spot a mistake, please let let us know. Thank you!







Tips for related online calculators
Need help calculating a sum, simplifying, or multiplying fractions? Try our fraction calculator.
See also our trigonometric triangle calculator.

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: