A. 1/2
B. √3/2
C. 1
D. 0
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A. 1/2
B. √2/2
C. √3/2
D. 1
A. 0
B. 1
C. √3
D. 2
A. 0
B. 1
C. √3
D. 2
A. 1
B. 1/2
C. √3/2
D. 0
A. 1
B. 1/2
C. √3/2
D. 0
A. Horizontal line downward
B. Vertical line upward
C. Ground level
D. None
A. Vertical line
B. Horizontal line
C. Slant line
D. Ground line
A. 30°
B. 45°
C. 60°
D. 90°
A. 35 m
B. 50 m
C. 70 m
D. 90 m
