Monday

September 22, 2014

September 22, 2014

Posted by **tyyyyyy** on Friday, May 27, 2011 at 2:46pm.

- algebra 1 -
**drwls**, Friday, May 27, 2011 at 3:30pmLet the first side length be A, etc.

A + B + C = 72

B = 2A

C = B-4

B/2 + B + (B -4) = 2.5 B -4 = 72

2.5 B = 76

B = 30.4

A = 15.2 is the first side length

C = 26.4

--------

Sum = 72, as required

**Answer this Question**

**Related Questions**

math - the perimeter of a triangle is 76 centimeters. the second side is twice ...

8th grade math - the first side of a triangle measures 3 cm longer then the ...

algebra 1 - The perimeter of a triangle is 62 cm. If the second side is twice ...

Algebra - reposting - still need help / direction - the perimeter of a triangle ...

Algebra - the perimeter of a triangle is 25 inches. The first side is 6 inches ...

ALGEBRA - The perimeter of a triangle is 76 centimeter. The second side is twice...

Algebra II - The perimeter of a triangle is 47 km. the first side is 5 km ...

Math - One side of a triangular banner is 1 ½ times longer than the second side ...

Geometry - find the lengths of the sides of a triangle whose perimeter is 37. ...

Pre Algebra - The first side of a triangle is 8 meters longer than twice the ...