Question

A pole that is 3 m tall casts a shadow that is 1.23 m long. At the same time, a nearby building casts a shadow that is 42.75 m long. How tall is the building? round your answer to the nearest meter.

Answer 1

Hello,

Just using the theorem of Thalès,

Explanation:

Let say h the hight of the building

`(h)/(3) =(42.75)/(1.23)\\\\h=104.268296...\approx{104(m)}`