UK Secondary (7-11)
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Sine Rule

Interactive practice questions

Consider a triangle where all three sides are known, but no angles are known. Is there enough information to find all the angles in the triangle using only the sine rule?

No

A

Yes

B

No

A

Yes

B
Easy
Less than a minute
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Find the side length $a$a using the sine rule.

Round your answer to two decimal places.

Find the length of side $a$a using the Sine Rule.

Write your answer correct to two decimal places.

Find the value of the acute angle $x$x using the sine rule.

Round your answer to one decimal place.

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