Question Answers

In triangle PQR, right angled at q ,PR+QR=25CM and PQ=5CM. Determine the values of sin P, cos P and tan P. cos P and tan P. In triangle PQR PR+QR=25CM and PQ=5CM. Determine the values of sin P right angled at q October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , [...]

In triangle ABC right angled at B if tan a = 1 by root 3 find the value of (i) Sin A cos C + cos A sin C (ii) cos A cos C − sin A sin C In triangle ABC right angled at B if tan a = 1 by root 3 find [...]

If 3 cot A = 4, check whether 1-tan^2 A/1+tan^2 A=cos^2 A -sin^2 A or not. check whether 1-tan^2 A/1+tan^2 A=cos^2 A -sin^2 A or not. If 3 cot A = 4 October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,

If cot theta=7/8 evaluate (i) (1+sin theta)(1 – sin theta)/ (1+cot theta)(1-cos theta) (ii) cot^2θ If cot theta=7/8 evaluate (i) (1+sin theta)(1 - sin theta)/ (1+cot theta)(1-cos theta) (ii) cot^2θ October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,

If angle A and angle B are acute angles such that cos A = cos B, then show that angle A = angle B If angle A and angle B are acute angles such that cos A = cos B then show that angle A = angle B October 5, 2020 Category: Chapter 8 - [...]

Given sec θ =13/12, calculate all other trigonometric ratios. calculate all other trigonometric ratios. Given sec θ =13/12 October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,

Given 15 cot A = 8, find sin A and sec A. find sin A and sec A. Given 15 cot A = 8 October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,

A wire, which passes through the hole in a small bead, is bent in the form of quarter of a circle. The wire is fixed vertically on ground as shown in figure. The bead is released from near the top A wire is bent in the form of quarter of a circle. The wire is [...]

A simple pendulum of length L and mass (bob) M is oscillating in a plane about a vertical line between angular limit – phi and + phi. For an angular displacement theta, the tension in the string A simple pendulum of length L and mass (bob) M is oscillating in a plane about a vertical [...]

If sin a=3/4, calculate cos a and tan a. calculate cos a and tan a. If sin a=3/4 October 5, 2020 Category: Chapter 8 - Introduction to Trigonometry , Maths , NCERT Class 10 ,