Answer:
40 ft
Step-by-step explanation:
Perpendicular lines have slopes that are negative reciprocals of each other. By using the slope-intercept form of a linear equation, you can find two equations for lines that are perpendicular to each other. An example pair of equations is y = 2x + 1 and y = (-1/2)x + 3.
In order for two lines to be perpendicular, their slopes must be negative reciprocals of each other. Let's say the equation of the first line is y = mx + b, where m is the slope. The equation of the second line that is perpendicular to the first line would have a slope of -1/m. So, you can choose any values for m and b for the first line and then find the slope of the second line using -1/m.
For example, let's say the equation of the first line is y = 2x + 1. The slope of this line is 2. The equation of the second line that is perpendicular to the first line would have a slope of -1/2. So, an example equation for the second line could be y = (-1/2)x + 3.
Therefore, two example equations of lines that are perpendicular to each other are y = 2x + 1 and y = (-1/2)x + 3.
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Answer:
Step-by-step explanation:
we have
Solve for a
Group terms that contain the same variable and move the constants to the other side
Combine like terms
Divide by both sides
Answer: Our required value to three decimal places is 74.352.
Step-by-step explanation:
Since we have given that
126.4 ÷ 1.7
First we rewrite the above numbers :
Now, we will solve this:
Hence, our required value to three decimal places is 74.352.