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Some Applications Of Trigonometry

Question

In the Fig. $CD perpendicular AB comma$ If AD = 4 units, DB = 6 units and CD = 3 units, find the values of (i) sin A, (it) cot A, (iii) sec B, (iv) tan B.

Solution

Solution not provided.
Ans. $left parenthesis straight i right parenthesis space 3 over 5 comma space space left parenthesis ii right parenthesis space 4 over 3 comma space left parenthesis iii right parenthesis space fraction numerator square root of 5 over denominator 2 end fraction comma space left parenthesis iv right parenthesis space 1 half.$

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Some Applications Of Trigonometry

In the Fig. $CD perpendicular AB comma$ If AD = 4 units, DB = 6 units and CD = 3 units, find the values of (i) sin A, (it) cot A, (iii) sec B, (iv) tan B.

Some More Questions From Some Applications of Trigonometry Chapter

Choose the correct option and justify your choice:
sin 2A = 2 sin A is true when A =
(A) 0° (B) 30° (C) 45° (D) 60°

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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For Daily Free Study Material Join wiredfaculty

Some Applications Of Trigonometry

In the Fig. If AD = 4 units, DB = 6 units and CD = 3 units, find the values of (i) sin A, (it) cot A, (iii) sec B, (iv) tan B.

Some More Questions From Some Applications of Trigonometry Chapter

Choose the correct option and justify your choice:sin 2A = 2 sin A is true when A = (A) 0° (B) 30° (C) 45° (D) 60°

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

In the Fig. $CD perpendicular AB comma$ If AD = 4 units, DB = 6 units and CD = 3 units, find the values of (i) sin A, (it) cot A, (iii) sec B, (iv) tan B.

Choose the correct option and justify your choice:
sin 2A = 2 sin A is true when A =
(A) 0° (B) 30° (C) 45° (D) 60°