Jay Singh

Asked: October 30, 2020In: Class 10

In angle ABC, right-angled at B, AB = 24 cm, BC = 7 cm. Determine Sin A and Cos A.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:1 (i) sin A, cos A (ii) sin C, cos C

Jay Singh

Asked: October 30, 2020In: Class 10

If sin A = 3 /4, calculate cos A and tan A.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:3

Jay Singh

Asked: October 30, 2020In: Class 10

Given 15 cot A = 8, find sin A and sec A.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:4

Jay Singh

Asked: October 30, 2020In: Class 10

Given sec θ = 13/12, Calculate all other trigonometric ratios.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:5

Jay Singh

Asked: October 30, 2020In: Class 10

If angle A and angle B are acute angles such that cos A = cos B, then show that angle A = angle B.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:6

Jay Singh

Asked: October 30, 2020In: Class 10

If cot θ = 7/8, evaluate: (i) (1-sin) (1+sinθ) / (1-cosθ) (1+cosθ) (ii) cot²θ

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:7

Jay Singh

Asked: October 30, 2020In: Class 10

If 3 cot A = 4, check whether 1- tan² A / 1+ tan² A= cos²A – sin² A or not.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:8

Jay Singh

Asked: October 30, 2020In: Class 10

In triangle ABC, right-angled at B, if tan A = 1/√3 find the value of sin A cos C + cos A sin C.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:9 (i) sin A cos C + cos A sin ...

Jay Singh

Asked: October 30, 2020In: Class 10

In angle PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P.

NCERT Solutions for Class 10 Maths Chapter 8 Important NCERT Questions Introduction Trigonometry NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 8.1 Page No:181 Questions No:10

Jay Singh

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