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Find Angle 'A' If : - Mathematics

Sum

Find angle 'A' if :

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Solution

From the figure we have

tan A = `(10sqrt(3))/(10)`

tan A = `sqrt(3)`

tan A = sin 60°

A = 60°

Concept: Solution of Right Triangles
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APPEARS IN

Selina Concise Mathematics Class 9 ICSE
Chapter 24 Solution of Right Triangles [Simple 2-D Problems Involving One Right-angled Triangle]
Exercise 24 | Q 2.3 | Page 303
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