Perpendicular lines have slopes that are negative reciprocals. example: line a has a slope of 2/3, line b has a slope if -3/2 if they are perpendicular.
Answer:
73.25
Step-by-step explanation:
Add all numbers and divide by 4 to get the average grade.
<span> x= Pi, x = 2pi/3, x = 4pi/3
That is the answer</span>
Answer:
22
Step-by-step explanation:
Circumference = diameter * pi = 22 * pi