A contractor plans to install two slides for the children to play in a park. For

Sail E0 Webinar

Question

A contractor plans to install two slides for the children to play in a park. For the children below the age of 5 years, she prefers to have a slide whose top is at a height of 2m and is inclined at an angle of

30^{\circ}

to the ground. What should be the length of the slide?

Options:

A . 3 m

B . 1.5 m

C . 2 m

D . 4 m

Answer: Option D
:
D
The given situation can be represented by the figure below

A Contractor Plans To Install Two Slides For The Children To...

In right-angled triangle ABC,

s i n ∠ A B C = \frac{A C}{A B} = \frac{1}{2} \Rightarrow s i n 30^{\circ} = \frac{2}{A B} \Rightarrow A B = \frac{2}{\frac{1}{2}} \Rightarrow A B = 4 m ∴ L e n g t h o f t h e s l i d e i s 4 m .

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. A 1.8 m tall man is standing at some distance from a building. The angle of elevation from his eyes to the top of the bu....the building. Find the height of the building (in m).

Question 2. State whether the given statement is true or false:The angle of elevation is the angle between the line of sight of an ....line of sight of an observer below his horizontal line of sight.

Question 3. State whether the given statement is true or false:The angle of depression is the angle between the line of sight of an�....of sight of an observer below his horizontal line of sight.

Question 4. A contractor plans to install two slides for the children to play in a park for elder children. She wants to have a stee....What should be the length of the slide (in m)?

Question 5. A 1.8 m tall man is standing at some distance from a 31.8 m tall building. The angle of elevation from his eyes to the t....the building. Find the distance he walked towards the building.

Question 6. A circus artist is climbing a 30 m long rope, which is tightly stretched and tied from the top of a vertical pole to the....made by the rope with the ground level is 30∘___ m.

Question 7. A tower stands vertically on the ground. From a point on the ground, which is 24 m away from the foot of the tower, the....found to be 60∘. Find the height of the tower.

Question 8. A Technician has to repair a light on a pole of height 10 m. She needs to reach a point 2 m below the top of the pole to....reach the required position, is___ m (You may take √3 = 1.73)

Question 9. A tree breaks due to storm and the broken part bends so that the top of the tree touches the ground making an angle 30�....ground is 12 m. Find the height of the tree.

Question 10. An observer 2.25 m tall is 42.75 m away from a chimney. The angle of elevation of the top of the chimney from her eyes i....eyes is 45∘. What is the height of the chimney?

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free Mock Test SAIL JO E-0 2024

Chapter 3.1 : INTRODUCTION Chapter 3 : Sinter Plant SAIL E0 - GPOE/GPA 2024

Chapter 2.3 : COAL HANDLING PLANT - Set 1 Chapter 2 : Coke Ovens and Coal Chemicals SAIL E0 - GPOE/GPA 2024

Chapter 1.1 : INTRODUCTION Chapter 1 : Raw Material Handling Plant SAIL E0 - GPOE/GPA 2024

DSP Combined 1 Free Revision Test SAIL JO E-0