Step-by-step explanation:
c²=a²+b²
a²=c²-b²
a²= 15²-9²=225-81=144
a=√144=12
sinΩ=a/c=12/15=4/5
cosΩ=b/c=9/15=3/5
tanΩ=a/b=12/9=4/3
Answer:
1/3
You can usually just go to profile and change your email and it will change your name necasue your name comes from your email.
Hope this helps
PLease mark me as Brainliest
I can help
I'm in honors classes
