Home
Class 10
MATHS
From the bottom of a 'tila' the angle of...

From the bottom of a 'tila' the angle of elevation of its unreachable top is `45^@`. After moving 100 metre at an angle of `30^@` along the tila the angle of elevation becomes `60^@`. Find the height of the tila.`(sqrt3= 1.732)`

Promotional Banner

Topper's Solved these Questions

  • HOOGHLY COLLIGIATE SCHOOL

    UNITED BOOK HOUSE|Exercise EXERCISE|55 Videos
  • JHOWDANGA SAMMILANI HIGH SCHOOL

    UNITED BOOK HOUSE|Exercise EXERCISE|55 Videos

Similar Questions

Explore conceptually related problems

From the bottom of a 'tila' the angle of elevation of its unreachable top is 45^@ . After moving 100 metre along the 'tila' the angle of elevation becomes 60^@ . Find the height of the tila? [sqrt3 = 1.732]

At the foot of a mountain, the elevation of its summit is 45^@ . After ascending 400 m towards the mountain up an incline of 30^@, the elevation changed to 60^@ . Find the height of the mountain.

For a man , the angle of elevation of the highest point of a tower situated west to him is 60^@ . On walking 240 meters to north , the angle of elevation reduces to 30^@ . The height of the tower is

The angle of elevation of a cloud from a point 200 m above a lake is 30^@ and the angle of depression of its reflection in the lake is 45^@ . Find the height of the cloud from the lake.

To a person standing at the middle point of the horizontal straight line joining the feet of two vertical posts of the same height, the angle of elevation of the top of each post appears to be 30^@ . After walking 40metres towards one of them , the person observes that the angle of elevation of the top of the same post has changed to 60^@ . Find the distance between the two posts.

From the bottom of a pole of height h, the angle of elevation of the top of a tower is alpha . The pole subtends an angle beta at the top of the tower. find the height of the tower.

A statue stands on the top of a 2m tall pedestal. From a point on the ground, the angle ofelevation of the top of the statue is 60^(@) and from the same point, the angle of elevation of the top of the pedestal is 45^(@) . Find the height of the statue.

The angle of elevation from the bottom of a tower 20 meter a part is 45^@ . Find the height of the tower.

The angle of elevation of a stationary cloud from a point 2500 feet above a lake is 30^@ and the angle of depression of its reflection in the lake is 45^@ .Find the height of cloud above the lake water surface .

From the foot of a 60m high tower the angle of elevation of a minar is 60^@ and from the top, it is 30^@ . Find the height of the minar.

UNITED BOOK HOUSE-HOWRAH ZILLA SCHOOL-EXERCISE
  1. If x= (sqrt(a+2b)+sqrt(a-2b))/(sqrt(a+2b)-sqrt(a-2b)), then show that ...

    Text Solution

    |

  2. If a,b,c,d are in continued proportion then show that abcd(1/a+1/b+1/c...

    Text Solution

    |

  3. If x = cy+bz, y =az+cx, z = bx+ay then prove that x^2/(1-a^2)=y^2/(1-b...

    Text Solution

    |

  4. State and Prove Pythagoras theorem.

    Text Solution

    |

  5. Prove that the tangent and the radius through the point of contact of ...

    Text Solution

    |

  6. Two tangents are draw from an external point A to the cirle with centr...

    Text Solution

    |

  7. ABC is a right angled triangle whose angleA = 90^@, AD is perpendicula...

    Text Solution

    |

  8. Draw a circle with radius 2.8 cm in length. Take point apart from the ...

    Text Solution

    |

  9. Geometrically find the value of sqrt(38) (only traces of construction ...

    Text Solution

    |

  10. If sec theta+ tan theta = 2+sqrt5, show that sin theta+ cos theta = 3/...

    Text Solution

    |

  11. If alpha and beta are complementary angles to each other, the find the...

    Text Solution

    |

  12. If sec theta = (2xy)/(x^2+y^2) possible? When x and y are positive rea...

    Text Solution

    |

  13. From the bottom of a 'tila' the angle of elevation of its unreachable ...

    Text Solution

    |

  14. A spherical ballon of radius r while floating in the sky, makes an ang...

    Text Solution

    |

  15. Two parallel planes which are parallel to the base of a right circular...

    Text Solution

    |

  16. A cylindrical vessel of radius 4 cm contains water. A solid sphere of ...

    Text Solution

    |

  17. The height and diameter of each of three right circular cylinders are ...

    Text Solution

    |

  18. Calculate the mean of the following frequency distribution table.

    Text Solution

    |

  19. If the median of the following frequency distribution is 27, then find...

    Text Solution

    |

  20. Find the mode of the following frequency distribution of obtained mark...

    Text Solution

    |