Draw a rough sketch of a triangle ABC. Mark a point P in its interior and a point Q in its exterior. Is the point A in its exterior or in its interior?

In the given diagram, name the point(s)

(a) In the interior of ∠DOE

(b) In the exterior of ∠EOF.

Draw rough diagram of two angles such that they have

(a) One point in common

(b) Two points in common

(c) Three points in common

(d) Four points in common

(e) One ray in common.

Identify three triangles in the figure.

Write the names of seven angles.