diaryevans diaryevans

02-04-2021
Mathematics

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PLEASE HELP ME ASAP :)

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Respuesta :

janmilczek janmilczek

02-04-2021

Answer:

C. 74 sqft

Step-by-step explanation:

The bottom has a surface area of 4ft * 5ft = 20sqft

Theres two 3ft x 5ft sides and two 3ft x 4ft ones.

2 * 3ft * 5ft + 2 * 3ft * 4ft = 2 * 15sqft + 2 * 12sqft = 30sqft + 24sqft = 54sqft

Total surface of the outside is thus

20sqft + 54sqft = 74sqft

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