Topics
Trigonometry
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CanadaON
Grade 11

Sine law (Ambiguous case)

Lesson
Practice

Interactive practice questions

Find the value of $x$x using the sine rule, noting that $x$x is acute.

Round your answer to two decimal places.

A triangle with one angle at the top labeled as 48 degrees. Opposite this angle, the side is labeled as 72 m. The angle opposite the 75 m side is labeled with $x$x degrees. The remaining side and angle are not labeled.

 

Easy
2min

Consider $\triangle ABC$△ABC below:

Easy
5min

Find the value of $x$x using the sine rule, noting that $x$x is obtuse.

Round your answer to two decimal places.

Easy
3min

Find the value of $x$x using the sine rule, noting that $x$x is obtuse.

Round your answer to two decimal places.

Easy
3min
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Outcomes

11U.D.1.6

Pose problems involving right triangles and oblique triangles in two dimensional settings, and solve these and other such problems using the primary trigonometric ratios, the cosine law, and the sine law (including the ambiguous case)

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