Question

The shadow of a tower standing on a level ground is found to be 40 m longer when the sun’s

altitude is 45° than when it is 60° , find the height of the tower.​

Answer 1

Step-by-step explanation:

when the sun's altitude is at 30⁰,

ADB=30° and the length of the shadow =DB. so the length of the shadow is 40 m when the lih