In a convex quadrilateral the line segment joining any two points in its interior lies completely in its interior.

CONVEX POLYGON A polygon is a convex polygon if the line segments joining any two points inside it lies completely inside the polygon.

Convex polygon a polygon is a convex polygon if the line segment joining any two points inside it lies completely inside the polygon.

Direction ratio of the line segment joining two points

PQ is a line segment 12cm long and R is a point in its interior such PR=8cm,then

Draw any circle and mark a point in its interior

Prove that the lines joining the middle points of opposite sides of a quadrilateral and the line joining the middle points of its diagonals meet in a point and bisect one another.

Prove that the line segment joining the mid points of two sides of a triangle is parallel to its third side.

Draw any circle and mark (a) its centre (b) a radius (c) a diameter (d) a sector (e) a segment (f) a point in its interior (g) a point in its exterior (h) an arc

Draw circular shape using a bangle and mark any point P in its interior and Q is its exterior.

The line segments joining the midpoints of the adjacent sides of a quadrilateral form