the sides of an triangle are 10cm 2 mm and 5 cm 3mm . if the perimeter is 23 cm , the length of third side is.
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Answered by
2
Answer: 7.5
Step-by-step explanation:
Perimeter of triangle= sum of all three sides
=> 23=10.2 + 5.3 cm
Third side= 23-(10.2+5.3)
=7.5
Answered by
2
10.2+5.3=15.5....... 23-15.5=7.5
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