Awoman whose eyes is 1.6 m above the ground find that the angle of elevation to the top of her house is 12°. if she is 40 m from the base of her house, how tall is her house?

The height of house is 8.48 m

Step-by-step explanation:

Given as :

The angle of elevation to the top of house = 12°

The measure from base of house = 40 m

Let the height of house = h m

So,

Or,  

Or, 0.212 =

∴   Height = 40 × 0.212 = 8.48 m

Hence The height of house is 8.48 m    Answer

your answer is #3 , 8 - 3 square root of 11