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Line 162:
Line 162: − secant as a tangent.+
→Activity No # Construct a direct common tangent to two circles with given radii and given distance between the centre of two circles.
*Prerequisites/Instructions, if any:
*Prerequisites/Instructions, if any:
# The students should have prior knowledge of a circle , tangent and the limiting case of a
# The students should have prior knowledge of a circle , tangent and the limiting case of a
secant as a tangent.
# They should understand that a tangent is always perpendicular to the radius of the circle.
# They should understand that a tangent is always perpendicular to the radius of the circle.
# They should know construction of a tangent to a given point.
# They should know construction of a tangent to a given point.