5 cm
12.5 cm
7 cm
find the perimeter
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Verified answer
perimeter of triangle
= a + b+ c
= 5+ 12. 5+ 7cm
= 24. 5cm.
Answer:
24.5 cm
Step-by-step explanation:
first side = 5 cm
second side=12.5 cm
third side = 7 cm
perimeter= 5 cm + 12.5 cm +7 cm
perimeter=24.5 cm
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