Find the exact value by using a half-angle identity. sin 22.5°
2 answers:
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Answer:
Her centripetal acceleration during the turn at each end of the track is
Step-by-step explanation:
Total distance covered in one round , D= 400 m
Time taken to cover one round , T = 1 min 40 s = 100 sec
Speed of runner ,
Now centripetal acceleration is given by
where
Thus her centripetal acceleration during the turn at each end of the track is
Answer:
Slope=−
2.000
1.600
=−0.800
x−intercept=
4
15
=3.75000
y−intercept=
5
15
=3
Step-by-step explanation:
