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8 Name the following angles using three letters.
a) ∠3 b) ∠1 + ∠2 c) ∠CBA - ∠1

9 Draw a rough sketch of a triangle ABC. Mark a point p in its
Interior, point q in its exterior. Is the point A interior?

Draw a rough sketch of a quadrilateral KLMN. State,
(a) two pairs of opposite sides,
10
(b) two pairs of opposite angles,
(c) two pairs of adjacent sides,
(d) two pairs of adjacent angles.
(e) two diagonals.