Maths : Geometry : Book Back, Exercise, Example Numerical Question with Answers, Solution: Exercise 4.1: Types of Angles, Transversal, Triangles

**Exercise 4.1**

**1. In the figure, AB is parallel
to CD, find x**

**2. The angles of a triangle are in the
ratio 1: 2 : 3, find the measure of each angle of the triangle.**

**3. Consider the given pairs of triangles
and say whether each pair is that of congruent triangles. If the triangles are congruent,
say ‘how’; if they are not congruent say ‘why’ and also say if a small modification
would make them congruent:**

**4. ΔABC and ΔDEF are two triangles in
which AB=DF, ****∠****ACB=70°,
****∠****ABC=60°; ****∠****DEF=70° and ****∠****EDF=60°.**

**Prove that the triangles are congruent.**

**5. Find all the three angles of the ΔABC**

Tags : Numerical Problems with Answers, Solution | Geometry | Maths , 9th Maths : UNIT 4 : Geometry

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9th Maths : UNIT 4 : Geometry : Exercise 4.1: Types of Angles, Transversal, Triangles | Numerical Problems with Answers, Solution | Geometry | Maths

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