This lesson will enable you to calculate the trigonometric ratios like sine, cosine, tangent, cosecant, secant and the cotangent of a given angle.
The examples on constructions enables you to construct perpendicular bisector of a line segment, isosceles triangles and tangents to a circle.
This section will give you a summary of the lesson - Constructions
a. LearnNext is an interactive learning software for class 6th - 10th
b. Rich animation based Study Material
c. Maths, Science Lessons of CBSE, ICSE and 18 other State Boards