LESSON PLANNING OF CONSTRUCTING OF TRIANGLES
Subject Mathematics
Grade 5^{th}
Students` Learning Outcomes
 Use protractor and straightedge ruler to construct a triangle when two angles and included side are given.
 Use protractor and straightedge ruler to construct acuteangled triangle, obtuseangled triangle and rightangled triangles when one angle and adjacent sides are given.
Information for Teachers
 For example
 It helps if you draw a rough sketch of the triangle.
 Use a protractor to draw a line at 50^{0} to one end of the line.
 Now do the same with 300 at the other end of the line.

Give question to solve
Consult textbook at each level wherever required.Material / Resources
Writing board, chalk / marker, duster, geometry box, textbook
Introduction
 Give them some time to recall drawing acute, obtuse and right angle.
 With the whole group share the steps with rough sketches as they did the same for complementary and supplementary angles. .
 Make sure that students have understood it.