you 494 miles from home and you are driving forward home at an average of 45 mhp. How long will it take to drive home if you mai
ntain the same speed ?, ( when you reach home, the value x is zero)
1 answer:
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Answer:
Step-by-step explanation:
Step-by-step explanation:
Let the width=x
Length =6x-4
As we know that in a rectangle




- Here a=6, b=-4, c=-20.
- use quadratic formula


We know that

because of the Pythagorean trig identity

.
Answer is 20 by plugging the 4 in the equation it equals 20
1.2x = 5.16
x = 5.16/1.2
x = 4.3