Mr Daniels Maths
Area of non right angled triangles

Set 1

Set 2

Set 3

Q1) Calculate the area of the triangle to 3sf. [ \(1.18mm^2\)]

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 \(28.3m^2\) . [ 45 °]

Q2) Calculate the area of the triangle to 3sf. [ \(0.872mm^2\)]

Q2) Calculate the missing length of the triangle with area of \(9.85mm^2\) to 3sf. [ \(4mm\)]

Q2) Calculate the missing angle of the triangle with area of \(2.50mm^2\) . [ 30 °]

Q3) Calculate the area of the triangle to 3sf. [ \(19.9cm^2\)]

Q3) Calculate the missing length of the triangle with area of \(3.94cm^2\) to 3sf. [ \(2cm\)]

Q3) Calculate the missing angle of the triangle with area of \(2.74cm^2\) . [ 20 °]

Q4) Calculate the area of the triangle to 3sf. [ \(22.6cm^2\)]

Q4) Calculate the missing length of the triangle with area of \(3.45cm^2\) to 3sf. [ \(7cm\)]

Q4) Calculate the missing angle of the triangle with area of \(6.75mm^2\) . [ 30 °]

Q5) Calculate the area of the triangle to 3sf. [ \(1.36cm^2\)]

Q5) Calculate the missing length of the triangle with area of \(11.6mm^2\) to 3sf. [ \(4mm\)]

Q5) Calculate the missing angle of the triangle with area of \(12.4cm^2\) . [ 45 °]