If r and p are perpendicular:
1 + 2 = 90°
3 = 90°
4 + 5 = 90°
6 = 90°
If any one of these are true, r and p must be perpendicular
Answer:
3 meters
63 meters
Step-by-step explanation:
In order for his two breaks to occur after even distances, simply divide his total path in three:

He will reach his first break after 3 meters.
If he can only take 9 pieces at a time the number of trips required is:

Note that he will have to back to the back yard for the first three trips (traveling back the 9 meters path). The total distance traveled is:

He will travel 63 meters.
Answer:
the answer is 1/2!!
Step-by-step explanation:
Good luck at that quiz izz!
Hope this helps! :)
Answer:
True.
Step-by-step explanation:

1) 46°
Sorry I don’t know the second question