Step-by-step explanation:
<h2>Answer:-</h2>





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A line is perpendiculat to another which has a slope of m if the perpendicular line has a slope of -1/m.
That means that if the product of slopes of two lines is -1, the two lines are perpendicular.
Here, y1=-7/4x, or m=-7/4
The perpendicular should have a slope of -1/m=-1/(-7/4)=4/7
Magnitude - 1. The great size or extent of something; great importance. 2. Size. 3. The degree of brightness of a star.
- via Google
It more than likely means size.
Answer:
5.34 radians
Step-by-step explanation:
multiply 306 by pi/180