Answer:
Step-by-step explanation:
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The factoring of the difference of squares is applicable:
a^2 -b^2 = (a -b)(a +b)
Which statement is correct?
1 answer:
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If you divide the first equation by 2 and the second by 3, you get
These equations differ only in their y-intercept, so describe parallel lines. The appropriate choice is ...
... H The lines are parallel.
Solution:
Here:
On 12 gallons of gas 144 miles is travelled.
So, for 1 mile :
is required.
Now,
for 240 miles:
is required.
But, according to question, the tank only contains 6 gallons of gas. So, see needs more (20 - 6) gallons of gas [i.e. 14 gallons of gas].
Here:
On 12 gallons of gas 144 miles is travelled.
So, for 1 mile :
is required.
Now,
for 240 miles:
is required.
But, according to question, the tank only contains 6 gallons of gas. So, see needs more (20 - 6) gallons of gas [i.e. 14 gallons of gas].
Required area of shaded portion
= Area of square ABCD - 4 × area of one quadrant
= Area of square ABCD - 4 × area of one quadrant