Question

In a triangle XYZ,y is the right angle, XZ=17m and YZ=15m, then find,sinX, cosZ, tanX

Answer 1

sinx= YZ/XZ, cosZ= YZ/XZ and tanx= YZ/XZ.
XY = (XZ^2 - YZ^2)^1/2 =(17^2 - 15^2)^1/3 = (289 - 225)^1/2 = 8 m
sinX = 15/17, cosZ = sinX = 15/17 and tanX = 15/8.