Mr Daniels Maths
Area of non right angled triangles

Set 1

Set 2

Set 3

Q1) Calculate the area of the triangle to 3sf. [ \(23.0mm^2\)]

Q1) Calculate the missing length of the triangle with area of \(19.2cm^2\) to 3sf. [ \(10cm\)]

Q1) Calculate the missing angle of the triangle with area of \(14.3mm^2\) . [ 55 °]

Q2) Calculate the area of the triangle to 3sf. [ \(1.36cm^2\)]

Q2) Calculate the missing length of the triangle with area of \(5.13cm^2\) to 3sf. [ \(10cm\)]

Q2) Calculate the missing angle of the triangle with area of \(1.69mm^2\) . [ 25 °]

Q3) Calculate the area of the triangle to 3sf. [ \(4.08m^2\)]

Q3) Calculate the missing length of the triangle with area of \(3.46m^2\) to 3sf. [ \(4m\)]

Q3) Calculate the missing angle of the triangle with area of \(10.00cm^2\) . [ 30 °]

Q4) Calculate the area of the triangle to 3sf. [ \(22.1mm^2\)]

Q4) Calculate the missing length of the triangle with area of \(3.49cm^2\) to 3sf. [ \(9cm\)]

Q4) Calculate the missing angle of the triangle with area of \(1.75m^2\) . [ 30 °]

Q5) Calculate the area of the triangle to 3sf. [ \(4.70m^2\)]

Q5) Calculate the missing length of the triangle with area of \(1.03cm^2\) to 3sf. [ \(2cm\)]

Q5) Calculate the missing angle of the triangle with area of \(28.3m^2\) . [ 45 °]