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Trigonometry is also applicable to obtuse angles triangles.

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in Mathematics - Class 10 by (506k points)
Trigonometry is also applicable to obtuse angles triangles.

(a) True

(b) False

I have been asked this question in final exam.

I'd like to ask this question from Trigonometric Ratios in portion Trigonometry of Mathematics – Class 10

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Right option is (b) False

For explanation I would say: Trigonometry is only applicable to right – angled triangles whose angle is 90° between two sides of a triangle and it gives the relation between the length of sides and angles of a right – angled triangle.

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