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Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q1:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself:Read the following text and answer the following questions on the basis of the same.

A straight highway leads to the foot of tower. A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Write the value of sec 30°.

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Q2:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

A straight highway leads to the foot of tower. A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. The line drawn from the eye of an observer to the point in the object viewed by the observer.
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Q3:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

A straight highway leads to the foot of tower. A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Find the time taken by the car to reach the foot of the tower from point D to B.
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Q4:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

A straight highway leads to the foot of tower. A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Write the value of cosec 60°.

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Q5:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

A straight highway leads to the foot of tower. A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. If the two lines are parallel; then the alternate opposite angles are ..................... .

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Q6:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

Form a point P on the ground the angle of elevation of the top of a 10 m tall building is 30°. A flag is hoisted at the top of the building and angle of elevation of the top of the flagstaff from P is 45°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Find the distance of the building from the point P.
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Q7:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

Form a point P on the ground the angle of elevation of the top of a 10 m tall building is 30°. A flag is hoisted at the top of the building and angle of elevation of the top of the flagstaff from P is 45°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. What is the value of tan 45°?

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Q8:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

Form a point P on the ground the angle of elevation of the top of a 10 m tall building is 30°. A flag is hoisted at the top of the building and angle of elevation of the top of the flagstaff from P is 45°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Find the length of flagstaff.
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Q9:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

Form a point P on the ground the angle of elevation of the top of a 10 m tall building is 30°. A flag is hoisted at the top of the building and angle of elevation of the top of the flagstaff from P is 45°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. What is the value of tan 30°?
View Solution

Q10:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of the same.

Form a point P on the ground the angle of elevation of the top of a 10 m tall building is 30°. A flag is hoisted at the top of the building and angle of elevation of the top of the flagstaff from P is 45°.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Write the Pythagoras theorem for DAPB.
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Q11:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of same.

From a point on the bridge across a river the angle of depression of the banks on opposite sides of the river 30° and 45° respectively.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. Name the ΔAPD,
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Q12:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself:Read the following text and answer the following questions on the basis of same.

From a point on the bridge across a river the angle of depression of the banks on opposite sides of the river 30° and 45° respectively.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. The value of tan 45° is

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Q13:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of same.

From a point on the bridge across a river the angle of depression of the banks on opposite sides of the river 30° and 45° respectively.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. If the bridge is at a height of 3 m from the banks, find the width of the river.
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Q14:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of same.

From a point on the bridge across a river the angle of depression of the banks on opposite sides of the river 30° and 45° respectively.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. In ΔAPD, tan 30° is
View Solution

Q15:

Question for Case Based Questions: Some Application of Trigonometry
Try yourself: Read the following text and answer the following questions on the basis of same.

From a point on the bridge across a river the angle of depression of the banks on opposite sides of the river 30° and 45° respectively.

Class 10 Maths Chapter 9 Case Based Questions - Some Applications of Trigonometry

Q. The value of tangent in right angle triangle is equal to
View Solution

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