two sides of a triangle are 5cm and 4cm. the perimeter of a triangle is 12 cm the third side has length
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Answered by
4
Answer:
Step-by-step explanation:
perimeter of triangle=a+b+c
a=5
b=4
5+4+c=12
9+c=12
c=3
Answered by
1
Step-by-step explanation:
the answer to your question is 3
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