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Ambiguous Case in Trigonometry
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by Myra Deister
| 10 Questions
Note from the author:
This formative was created to help students understand why there is an ambiguous case when given the SSA information about a triangle as asked to solve the remaining parts.
1
1 pt
What is the term for an angle that is less than 90o?
The outlined content above was added from outside of Formative.
2
1 pt
Using the diagram from above, the measure of Angle A is
Calculate b sin A when b = 9
The outlined content above was added from outside of Formative.
3
1 pt
In the diagram above, adjust a so that a < 4.5. How many complete triangles are formed?
The outlined content above was added from outside of Formative.
4
1 pt
In the diagram above, adjust a so that it is the same measure as your calculation for b sin A. How many triangles can be formed?
The outlined content above was added from outside of Formative.
5
1 pt
Adjust a so that it is larger than your measurement for b sin A but smaller than b. How many triangles are formed?
The outlined content above was added from outside of Formative.
6
1 pt
Adjust a so that it is larger than b. How many triangles are formed?
7
1 pt
What is the term used for an angle whose measure is larger than 90o?
The outlined content above was added from outside of Formative.
8
1 pt
Adjust angle A so it is larger than 90 o. Adjust a so that it is smallerthan b. How many complete triangles can you form?
The outlined content above was added from outside of Formative.
9
1 pt
Continue with angle A larger than 90o. Adjust a so that it is larger than b. How many complete triangles can you form?
10
1 pt
Complete the chart to summarize your findings.
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