Area of a Triangle
Topic Revision
Naming sides and angles of triangles
Notes from Leckie&Leckie's Success Guide.
Area of a triangle
Notes from Leckie&Leckie's Success Guide.
Sin
ϴ
° =
k
where
k
is positive
Notes from Leckie&Leckie's Success Guide.
Two possible angles
Notes from Leckie&Leckie's Success Guide.
Past Paper Questions
Area of a triangle (2015)
Area of sector / Area of triangle (2014)
Web Resources
Interactive Quizzes
Area of triangle and parallelogram using trig (from regentsprep.org)
On-line Calculators
Area of triangle calculator (from handymath.com)
Interactive Resources
Dynamic area of triangle (from mathopenref.com)