As seen in the diagram below, Shandra is building a walkway with a width of xx feet to go around a swimming pool that measures 8 feet by 6 feet. If the total area of the pool and the walkway will be 168 square feet, how wide should the walkway be?

Respuesta :

The total surface area of the building is the  sum of the total faces an object contains. The walkway should be about 2.57feet

How to calculate the total surface area the building?

The total surface area of the building is the  sum of the total faces an object contains. The formula is expressed as:

TSA = 2(lw + wh + lh)

where

  • l is the length
  • w is the width
  • h is the height

Given the following parameters

TSA = 168 square feet

length = 8feet

Height = 6 feet

Required

Width of the walkway

Substitute

168 = 2(lw + wh + lh)

84 = (8(6) + 6w + 8w)
84 = 48 + 14w
14w = 84 - 48
14w = 36

w = 2.57feet

Hence the walkway should be about 2.57feet

Learn more on surface area here: https://brainly.com/question/20771646

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