



UNIT
12 :
PARAMETRIC EQUATIONS AND POLAR COORDINATES
LESSON 6:
UNIT TEST & SOLUTIONS




0 


(0, 4) 
1 


(40.0,47.84) 
2 


(80,78.56) 
3 


(120,67.84) 
4 
80(0.5)(4) = 160 

(160,25.12) 
5 
80(0.5)(4.387) = 175.5 

(175.5,0.008) 
From the table, after 1 second the ball has traveled 40 ft. horizontally and is 47.84 ft high. After 2 seconds it has traveled approximately 80 ft horizontally and
is 78.56 ft. high. After 3 seconds the ball has traveled approximately 120 ft horizontally and is 67.84 ft above ground.