Trigonometry Cosine Rule

Easy

Medium

Difficult

Q1) Calculate the missing length X of the triangle to 3sf.
Q1) Calculate the missing angle X of the triangle to 3sf.
Q1) Calculate the missing length X of the triangle to 3sf.
Q2) Calculate the missing length X of the triangle to 3sf.
Q2) Calculate the missing angle X of the triangle to 3sf.
Q2) Calculate the missing length X of the triangle to 3sf.
Q3) Calculate the missing length X of the triangle to 3sf.
Q3) Calculate the missing angle X of the triangle to 3sf.
Q3) Calculate the missing length X of the triangle to 3sf.
Q4) Calculate the missing length X of the triangle to 3sf.
Q4) Calculate the missing angle X of the triangle to 3sf.
Q4) Calculate the missing length X of the triangle to 3sf.
Q5) Calculate the missing length X of the triangle to 3sf.
Q5) Calculate the missing angle X of the triangle to 3sf.
Q5) Calculate the missing length X of the triangle to 3sf.