# Chapter 12 | Triangles | Class-6 DAV Secondary Mathematics

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## Unit 12 Worksheet 2 || Triangles

1. In the given triangle, name the—

(a) vertex opposite to side QR.

(b) side opposite to vertex Q.

(c) side opposite to vertex R.

(d) vertex opposite to side PQ.

2. Draw any triangle ABC and mark the points—

(a) X, Y in the interior of the ABC.

(b) R, S in the exterior of the ABC.

3. What do you mean by a triangular region?

4. Look carefully at the following figure and name—

(a) all the triangles formed.

(b) the triangles which have the point P in its exterior.

(c) the triangles which have the point P in its interior.

5. In the given figure, name the triangles which have—

(a) A as one vertex (any two)

(b) B as one vertex (any two)

(c) E as one vertex (any two)

(d) DF as one side (any two)

(e) BC as one side

(f) AE as one side