N J - the distance from Noe to Juliette;
Δ ABJ and Δ BCN are similar:
60 : 45 = 36 : CN
60 CN = 45 x 36
60 CN = 1620
CN = 1620 : 60
CN = 27 m;
DN = 27 + 45 = 72 m
After that we will use the Pythagorean theorem:
NJ ² = 96² + 72
NJ² = 9216 + 5186 = 14 400
NJ = √ 14 400
NJ = 120 m
Merci. Au revoir.
