two friends decided to calculate hight of a high rise building . the match the timeing of their watch. one friend goes to the top stair and the other sands on ground.the frind at the top storey droups on a stone and note time the friend staning on ground note the time when stone reaches the ground . they meet and find that time taken by thios stone to reach the ground in 3 seconds find the hight of highries building
Answers
Answered by
8
Answer:
45 m.
Explanation:
height = gt²/2 = 10x 9/2 = 45 m.
Answered by
5
Answer:
45m
Explanation:
height = gt²/2=10×9/2
=45m Thank you
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