mandeemarie86 mandeemarie86

27-01-2019
Mathematics

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The measurements of the three sides of a triangle are represented by the expressions 2x, 3x and 4x. If the perimeter of this triangle is 18 feet, find the measurement of all three sides.

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jimrgrant1 jimrgrant1

27-01-2019

Answer:

4, 6 and 8

Step-by-step explanation:

The perimeter is the sum of the lengths of the 3 sides, hence

2x + 3x + 4x = 18

9x = 18 ( divide both sides by 9 )

x = 2

The 3 sides have length

2x = 2 × 2 = 4

3x = 3 × 2 = 6

4x = 4 × 2 = 8

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