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Vinil7 [7]
3 years ago
11

Please show your work and help

Mathematics
1 answer:
Levart [38]3 years ago
8 0

Answer:

22.5 cm

Step-by-step explanation:

An equilateral triangle has 3 equal sides

perimeter is the sum of all 3 sides, hence

perimeter = 3 × 7.5 = 22.5 cm


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