Question

In ∆XYZ measure of angle Y is 90 deg. If sinX = 4/5, and XY = 6cm, then what is the length (in cm) of side YZ?

A) 10 B) 5 C) 8 D) 4

Answer 1

Answer:

C) 8

Step-by-step explanation:

sinX= 4/5

X=54°

Tan54°=4/3

P/B=4/3

YZ/XY=4/3

YZ=4/3×6

YZ=4×2=8