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Contents contributed and discussions participated by Harine Choi
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Harine Choi
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Unit 8
- 27 views
started by
Jyoti Pakianathan
on 03 Feb 13
no follow-up yet
#4
Harine Choi
on 05 Feb 13
Your score was 100%
You answered 5 correctly and 0 incorrectly.
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Unit 8
- 34 views
started by
Jyoti Pakianathan
on 03 Feb 13
no follow-up yet
#13
Harine Choi
on 05 Feb 13
Your score was 100%
You answered 5 correctly and 0 incorrectly.
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question 6
- 24 views
started by
Jyoti Pakianathan
on 24 Jan 13
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Jyoti Pakianathan
liked it
#12
Harine Choi
on 25 Jan 13
tan x = 2√3/2
x = 60
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question 5
- 27 views
started by
Jyoti Pakianathan
on 24 Jan 13
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question 4
- 26 views
started by
Jyoti Pakianathan
on 24 Jan 13
no follow-up yet
#10
Harine Choi
on 25 Jan 13
tan45 = x/28
28 (tan45) = x = 28
tan30 = 28/y
y (tan30) = 28
y = 28 / tan30 = 48.4974
28 + 48.4974 = 76.4974
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question 3
- 32 views
started by
Jyoti Pakianathan
on 24 Jan 13
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#10
Harine Choi
on 25 Jan 13
120 root 30 = 207.8461
120/root 30 = 69.2820
207.8461 - 69.2820 = 138.5641
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question 2
- 27 views
started by
Jyoti Pakianathan
on 24 Jan 13
no follow-up yet
#2
Harine Choi
on 25 Jan 13
cos30 = 18/x
x (cos30) = 18
x = 18/cos30 = 20.7846
length of the string = 20.7846 m
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question 1
- 31 views
started by
Jyoti Pakianathan
on 24 Jan 13
no follow-up yet
#2
Harine Choi
on 24 Jan 13
tan30 = 100/x
x (tan30) = 100
x = 100/tan30 = 173.2050
height of the tower = 173.2050m
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Harine Choi
You answered 5 correctly and 0 incorrectly.