Solve 10w(w-2)+10=0 by using the quadratic formula
1 answer:
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Answer:
400 sq. ft.
Step-by-step explanation:
We gotta find the length of a side:
First, we divide 80 by 4, because the perimeter of a square is (4 x side):
80 ft. / 4 = 20 ft.
Second, we doing the normal area of a square equation:
= 400 square ft.
Which leads to out answer of 400 sq. ft.
Answer:
1.73 hours
Step-by-step explanation:
This can be solved with proportions.
Cross multiply and you get:
Divide by 2.58 gallons and you get:
And to find out the number of hours that is, divide by 60 and you get 1.73 hours.