SOLUTION: A room has an area of 322 square feet. one dimension is 9ft more than the other. Find the dimensions of the room?

Question 247312: A room has an area of 322 square feet. one dimension is 9ft more than the other. Find the dimensions of the room?
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!

Let us see the room (being rectangle):

, where
Solving discriminant:

Continuing the quadratic eqn:

2 values:
, use (Answer)
, discard
Length:
Check,

Thank you,
Jojo
RELATED QUESTIONS
A room has an area of 418 square feet. One dimension is 3 feet more than the other. Find... (answered by MathLover1)
A room has an area of 456 square fee. One dimension is 5 feet more than the other. Find... (answered by ikleyn)
I need help with this one. A room has an area of 300 square fee. One dimension is 5... (answered by bucky)
a room has an area of 425 square feet. one dimension is 8 feet more then the other. find... (answered by jim_thompson5910)
A room has an area of 352 ft2. One dimension is 6 ft more than the other. Find the... (answered by alicealc)
A room has a floor area of 320 square feet. One dimension is 4 feet more than the other.... (answered by htmentor)
Hello, A room has an area of 160 sq ft. One dimension is 6 feet more than the other.... (answered by jim_thompson5910)
A rectangular room has an area of 252 square ft. The length of the room is 4 feet... (answered by richwmiller)
a room has a floor area of 520 square feet. one dimension is 6 feet more than the other. (answered by Mona27,ptaylor)