Question

Raju And Ravi are stands on the either side of river Bank and observe top of the iron tower which is in the river , height is 40 meters at the Angles of elevation 60° and 30° respectively. Find the width of the River

Answer 1

Answer:

92.37 m

Step-by-step explanation:

let AB be the width of the river

tan60° = 40/AD => AD = 40/√3

tan30° = 40/BD => BD = 40√3

AB = (40/√3) + 40√3 = 160/√3 = 92.37m