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Editing a short answer - math & science question by WIRIS
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Test-Lidia
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<p>An airplane is sighted at the same time by two ground observers who are #b miles apart and both to the west side of the airplane. They report the angles of elevation as 14° and «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»#«/mo»«mi»a«/mi»«mo»§#160;«/mo»«mo»§#176;«/mo»«/math» . How high is the airplane?</p>
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<p>Draw a diagram. Find one of the missing sides with Law of Sines. Then that side becomes the hypotenuse for a right triangle showing the height of the airplane.</p>
No, case is unimportant
Yes, case must match
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Answer 1
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
Answer 2
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
Feedback
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Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
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Hint 2
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Created / last saved
Created
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Admin User
on
Friday, 7 February 2014, 2:35 PM
Last saved
by
Admin User
on
Friday, 7 February 2014, 2:35 PM
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