SOLUTION: A triangle has a perimeter of 44.4 millimeters. Two of the sides measure 14.8 millimeters and 18.5 millimeters. What is the length of the third side?

Algebra ->  Triangles -> SOLUTION: A triangle has a perimeter of 44.4 millimeters. Two of the sides measure 14.8 millimeters and 18.5 millimeters. What is the length of the third side?       Log On


   

Question 954737: A triangle has a perimeter of 44.4 millimeters. Two of the sides measure 14.8 millimeters and 18.5 millimeters. What is the length of the third side?

Found 2 solutions by Alan3354, macston:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A triangle has a perimeter of 44.4 millimeters. Two of the sides measure 14.8 millimeters and 18.5 millimeters. What is the length of the third side?
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L = 44.4 - (14.8 + 18.5) mm

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
a,b, and c are sides of the triangle. P=perimeter=a+b+c=44.4mm
a=14.8mm
b=18.5mm
P=a+b+c
44.4mm=14.8mm+18.5mm+c
44.4mm=33.3mm+c Subtract 33.3mm from each side.
11.1mm=c
ANSWER:The third side is 11.1 mm.