NZ Level 7 (NZC) Level 2 (NCEA)
Cosine Rule

Interactive practice questions

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

Easy
Approx 4 minutes

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

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

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

Outcomes

M7-4

Apply trigonometric relationships, including the sine and cosine rules, in two and three dimensions

91259

Apply trigonometric relationships in solving problems