salimahasani12 salimahasani12

17-02-2021
Mathematics

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The equilateral triangle shown has perimeter 45 cm. How to find its side length?

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rorycampbell0721 rorycampbell0721

17-02-2021

Answer:

15 cm

Step-by-step explanation:

An equilateral triangle has all 3 sides equal, so you can say the length of one side is x. Then, the perimeter would be 3x. This means:

3x = 45

divide both sides by 3

x = 15 cm

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