Question

Help me please........

Answer 1

∠ XZY ≈ 23.6°

Explanation:

Using the sine ratio in the right triangle, that is

sinXZY =
`(opposite)/(hypotenuse)` =
`(XY)/(YZ)` =
`(6)/(15)` , then

∠ XZY =
`sin^(-1)` (
`(6)/(15)` ) ≈ 23.6° ( to 1 dec. place )