Question

The figure shows XYZ with altitude Y A. What is the length of Y A.

Answer 1

• YA = 120 units

Explanation:

Use the property of the altitude of the right triangle:

• 
  `YA=√(XA*AZ)`

Substitute the values and calculate:

• 
  `YA=√(64*225) =8*15 = 120`