jiandyurena jiandyurena

17-03-2022
Mathematics

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Find the length of each side of the given triangle if the perimeter is 30 cm show all work

Find the length of each side of the given triangle if the perimeter is 30 cm show all work class=

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swetaroka16 swetaroka16

17-03-2022

Answer:

7cm , 11 cm , 12 cm

Step-by-step explanation:

perimeter = 30 cm

3x - 2 + 2x + 5 + 4x = 30

9x + 3 = 30

9x = 30-3

X = 27/9

X = 3

so 3x - 2 = 3 × 3 - 2 = 7 cm

2x + 5 = 11 cm

4x = 12 cm

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