what is the lenght of the triangle

The perimeter of a triangle is 80meters. The first side is twice the second side. Third side is five more than the first side. Find the lenght of each side
in Geometry Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

triangel rim-leng=80

side1=2*side2    or side2=0.5 side1

side3=side1+5

rim-leng=sum av 3 sides=side1+0.5 side1 +side1+5

=2.5*side1+5=80

2.5*side1=75

side1=30

side2=15

side3=35
by

Related questions

1 answer
What is the perimeter of the original triangle?
asked Sep 13, 2012 in Geometry Answers by anonymous | 1.5k views
1 answer
perimeter of a triangle?
asked Apr 12, 2012 in Geometry Answers by anonymous | 2.0k views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,516 questions
100,279 answers
2,420 comments
732,473 users