Perpendicular lines are lines that cross at a 90 degree angle
Lines  AB  and  BC
        
                    
             
        
        
        
Based on the given graph, the time when the softball reaches its maximum height is about 1.8 seconds. 
<h3>When is the softball at it highest?</h3>
The softball is at its maximum height at the point where the curve begins to go back down. 
This means the maximum height is 50 feet. 
The time when this softball reaches this height is between 1 and 2 seconds at 0.8.
The time the softball reaches its maximum height is therefore 1.8 seconds. 
Find out more on maximum height at brainly.com/question/23144757
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Answer:
m= 9-2 
m= 7
Step-by-step explanation:
 
        
             
        
        
        
Ànswer is 64 , 80, and 96
        
             
        
        
        
Answer: 45 mph
Step-by-step explanation:
 We know that Rob was driving 63 mph which is 18 miles faster than pigeons, therefore you subtract to get the answer. 
63-18=45