Question

XYZ is a triangle,right angled at Z. if XY = 17CM and XZ=15 CM,find YZ​

Answer 1

Answer:

8 cm

Step-by-step explanation:

Pythagoras theorem: hypotenuse^2 = base^2 + height^2

17^2 = 15^2 + x^2

289 = 225 + x^2

289-225 = x^2

x^2 = 64

x = 8