Home
Class 12
MATHS
A person standing on the bank of a river...

A person standing on the bank of a river observes that the angle subtended by a tree on the opposite of bank is `60^(@)` . when he returns 40 m from the bank, he finds the angle to be `30^(@).` What is the breadth of the river?

A

40 m

B

60 m

C

20 m

D

30 m

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • HEIGHTS AND DISTANCES

    ML KHANNA|Exercise Problem Set (1) TRUE AND FALSE|11 Videos

  • HEIGHTS AND DISTANCES

    ML KHANNA|Exercise Problem Set (1) FILL IN THE BLANKS|21 Videos

  • FUNCTIONS

    ML KHANNA|Exercise SELF ASSESSMENT TEST |10 Videos

  • INEQUALITIES

    ML KHANNA|Exercise PROBLEM SET (1)(FILL IN THE BLANKS)|4 Videos

Similar Questions

Explore conceptually related problems

A person standing on the bank of a river observes that the angle subtended by a tree on the opposite of bank is 60^(@) . When he retires 40 m.from the bank, he finds the angle to be 30^(@) . What is the breadth of the river ?

Problems based on finding the breadth of the river; exp-1A man standing on the bank of the river observes that the angle subtended by the tree on the opposite bank is 60^(0). When he retires 36m from the bank,he found the angle to be 30^(0). What is the breadth of the river.

A person standing on the bank of a river observes that the angle subtended by a tree on the opposite bank is 60^(@) , when he retreats 40m from the bank he finds the angle to be 30^(@) . Find the height of the tree and the breadth of the river.

A person standing on the bank of a river observers that the angle subtends by a tree on the opposite bank is 60^(@) . When he retires 40 feet from the bank, he finds the angle to be 30^(@) . Find the height of the tree and the breadth of the river.

A man standing on the bank of a river observes that the angle subtended by a tree on the opposite bank is 60o .When he retires 36 m from the bank,he finds the angle to be 30o. Find the breadth of the river.