Hong Kong

Stage 4 - Stage 5

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

Easy

< 1min

Find the side length $a$`a` using the sine rule.

Round your answer to two decimal places.

Easy

2min

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

Write your answer correct to two decimal places.

Easy

2min

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

Round your answer to one decimal place.

Easy

3min

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