solve trigonometry test questions

Solved Examples - At a point 50 m from the foot of a building, the angle of elevation of the top of the building is 70 o 36 ' . Find the height of the building. BC is the building. A is the observer. AC is its distance of the building from the observer. is the angle of elevatio..

1. At a point 50 m from the foot of a building, the angle of elevation of the top of the building is 70 o 36 ' . Find the height of the building. 2. The shadow of a vertical lower on level ground increased by 10 m when the altitude of the sun changed from 45 o to 30 o . Using the give..

Solving Trigonometric Equations - Solution of trigonometric equation is value of the unknown angle that satisfies the equatio..

Question 1 - Question: Answer: Solve the equations sec q + tan q = x ....(..

Solve the triangle ABC, given a =18, A = 25 o , B = 108 o..

Solve the following equation..

Solve the following trigonometrical equations lying between 0 and 2 p ..

When all three sides are given. To solve a triangle given the three sides a, b, c. To determine angles A, B and C. The angles A, B and C are determined by using the following relations: ..

To solve a triangle having given two angles and a side. Let the given parts be denoted by B, C, a, then the third angle A can be found from the relation. Similarly, c can be found from the equation. log c = log a + log sin C - log sin..

Solution of Right Angled Triangles - To solve a right angled triangle, we need to find out the unknown sides and the angles with the help of t-ratios. To find a side, usually we take such t-ratios that involve the unknown sides. In the figure, AB = 100 cm, find (i) x and (ii) ..