Question

Q4) When Sun is at an elevation of 46,shadow of flagpost is 20mts.(Sin46= 0.72, Cos46=0.69,tan46=1.041
a) Draw the sketch of situation..
b)Find the height of flag post
c) what happens to the shadow when angle of elevation becomes 45°? 60°? 30°?​

Answer 1

Answer:

r=16.39m

Q4) When Sun is at an elevation of 46,shadow of flagpost is 20mts.(Sin46= 0.72, Cos46=0.69,tan46=1.041

a) Draw the sketch of situation..

b)Find the height of flag post

c) what happens to the shadow when angle of elevation becomes 45°? 60°? 30°?