Mr Daniels Maths
Cosine Rule

Easy

Medium

Difficult

Q1) Calculate the missing length x of the triangle to 3sf. 6.48cm
Q1) Calculate the missing angle X of the triangle to 3sf. 50.0 °
Q1) Calculate the angle(X) of the triangle to 3sf. 15.4°
Q2) Calculate the missing length x of the triangle to 3sf. 5.22cm
Q2) Calculate the missing angle X of the triangle to 3sf. 30.0 °
Q2) Calculate the missing length x of the triangle to 3sf. 76.9cm
Q3) Calculate the missing length x of the triangle to 3sf. 2.24mm
Q3) Calculate the missing angle X of the triangle to 3sf. 95.0 °
Q3) Calculate the angle(X) of the triangle to 3sf. 148°
Q4) Calculate the missing length x of the triangle to 3sf. 3.08mm
Q4) Calculate the missing angle X of the triangle to 3sf. 30.0 °
Q4) Calculate the missing angle ? of the triangle to 3sf. 128
Q5) Calculate the missing length x of the triangle to 3sf. 7.13cm
Q5) Calculate the missing angle X of the triangle to 3sf. 65.0 °
Q5) Calculate the missing angle ? of the triangle to 3sf. 120