In a ∆ XYZ , if ∠ X = 90 ° a n d ∠ Z = 48 ° , find &ang; Y .

given ∠ X = 90 ° a n d ∠ Z = 48 ° Sum of the angles of any triangle is 180°. In ∆ XYZ : ∠ X + ∠ Y + ∠ Z = 180 ° 90 ° + ∠ Y + 48 ° = 180 ° ∠ Y = 180 ° - 138 ° = 42 ° Thus the value of ∠ Y is determined.

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In the triangle LMN, the vertex opposite to side LM is

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Mathematics>Geometry>Basic Geometrical Ideas>Triangles

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Mathematics>Geometry>Basic Geometrical Ideas>Triangles

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Mathematics>Geometry>Basic Geometrical Ideas>Triangles

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In the triangle LMN, the vertex opposite to side LM is

Important Questions on Basic Geometrical Ideas

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