Answer:
True
Step-by-step explanation:
we know that
[tex]sin^{2} (t)+cos^{2}(t)=1[/tex]
In this problem we have
[tex]sin(t)=0.6, cos(t)=0.8[/tex]
substitute the values
[tex]0.6^{2}+0.8^{2}=1[/tex]
[tex]0.36+0.64=1[/tex]
[tex]1=1[/tex] -------> is true
therefore
The answer is true
