3 years ago

If a triangle has side 6 feet and 9 feet and perimeter is 23 feet , how long is the third side ?

Mathematics

2 answers:

tiny-mole [99]3 years ago

8 0

The perimeter of a triangle is found by adding all the three sides.

Let's call the third side "x"

So,

6+9+x = 23

15+x = 23

x = 8

skad [1K]3 years ago

5 0

Answer: the third side is 8 add the other two sides then subtract from the perimiter

Step-by-step explanation:

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