Question

Eli's bedroom door is 9 feet tall and 3 feet wide. A new door is $4.00 per square foot. How much would a new bedroom door cost in total

Answer 1

Answer:$108

Explanation:

Given

Bedroom door is
`9\ ft` tall

width of the door is
`3\ ft`

Rate
`R=\$4/ m^2`

The area of the door is
`l* w`

`\Rightarrow A=9* 3=27\ m^2`

Cost is given by

`\Rightarrow C=27* 4=\$108`