21. A robot standing on a cliff
shoots a ball upwards with an
initial speed of 30 ms . What
is the height of the cliff, given
that the ball reaches the
bottom of the cliff 8 s after
the shoot?
(Take g = 10 ms and the height of the
robot is negligible.)
a. 25 m
b. 45m
C. 80 m
d. 145 m
Answers
Answered by
0
Answer:
may be 80 is the answer
please mark me as brainliest
Answered by
0
Answer:
80m
plz what is the correct one
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