Find the value of this expression if x = -7. x2 - 1
2 answers:
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For this case, the first thing to do is find the area of the trapezoid.
We have then:
Where,
b1: b2: Trapezoid bases
h: height of the trapezoid
Substituting values we have:
Then, the cost per square foot is given by:
Answer:
The new carpet for the room will cost:
C = 1072.5 $
We have then:
Where,
b1: b2: Trapezoid bases
h: height of the trapezoid
Substituting values we have:
Then, the cost per square foot is given by:
Answer:
The new carpet for the room will cost:
C = 1072.5 $