Trigonometry problems
Open solved problems with answers and gated step-by-step solutions.
Assume that theta is a positive acute angle. Given: cos theta = 15/17. Find: sin 2t...
Assume that theta is a positive acute angle. Given: cos theta = 15/17. Find: sin 2theta
For positive acute angles A and B, it is known that tan A = 11/60 and sin B = 3/5....
For positive acute angles A and B, it is known that tan A = 11/60 and sin B = 3/5. Find the value of cos(A + B) in simplest form.
In triangle ABC, angle A = 45 degrees, angle B = 65 degrees, and side a = 15.05. Us...
In triangle ABC, angle A = 45 degrees, angle B = 65 degrees, and side a = 15.05. Use the law of sines to find side b. Round your answer to the near...
A board rests against a wall. The angle that the board makes with the ground is 60...
A board rests against a wall. The angle that the board makes with the ground is 60 degrees. How far is the base of the board away from the wall? Se...
What is the approximate value of tan C in a right triangle with sides AB=5, AC=13,...
What is the approximate value of tan C in a right triangle with sides AB=5, AC=13, and BC=13.93?
In triangle ABC, angle A is 81 degrees, angle B is 32 degrees, and side b is 40.2....
In triangle ABC, angle A is 81 degrees, angle B is 32 degrees, and side b is 40.2. Use the law of sines to find side a. Round your answer to the ne...
Use the law of sines to find the length of side c. Round your answer to the nearest...
Use the law of sines to find the length of side c. Round your answer to the nearest tenth.
In order to apply the law of cosines to find the length of the side of a triangle,...
In order to apply the law of cosines to find the length of the side of a triangle, it is enough to know which of the following?
A person is sitting on a park bench and sees a swing 100 feet away and a slide 60 f...
A person is sitting on a park bench and sees a swing 100 feet away and a slide 60 feet away. The angle between them is 30 degrees. What is the appr...
Suppose a triangle has two sides of length 3 and 4 and that the angle between these...
Suppose a triangle has two sides of length 3 and 4 and that the angle between these two sides is 60 degrees. What is the length of the third side o...
In which quadrant does theta lie if the following statements are true: cot theta >...
In which quadrant does theta lie if the following statements are true: cot theta > 0 and sec theta < 0
If theta is an angle in standard position and its terminal side passes through the...
If theta is an angle in standard position and its terminal side passes through the point (-4, 9), find the exact value of sec theta in simplest rad...
Find the exact value of tan theta in simplest radical form if theta is an angle in...
Find the exact value of tan theta in simplest radical form if theta is an angle in standard position and its terminal side passes through the point...
If theta is an angle in standard position and its terminal side passes through the...
If theta is an angle in standard position and its terminal side passes through the point (-3, 4), find the exact value of csc theta in simplest rad...
Find the exact value of cos theta in simplest radical form given an angle in standa...
Find the exact value of cos theta in simplest radical form given an angle in standard position whose terminal side passes through the point (-35, 12).
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