Ontario 10 Academic (MPM2D)
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Cosine Law

Interactive practice questions

Find the length of $a$a using the cosine rule.

Round your answer to two decimal places.

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Approx 4 minutes
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Find the length of $a$a using the cosine rule.

Round your answer to two decimal places.

Find the length of $a$a using the cosine rule.

Round your answer to two decimal places.

Find the length of $q$q using the cosine rule.

Round your answer to two decimal places.

Outcomes

10D.T3.02

Explore the development of the cosine law within acute triangles

10D.T3.03

Determine the measures of sides and angles in acute triangles, using the sine law and the cosine law

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