To see if it's a right triangle we need to determine if a²+b²=c²
(

)² + (

)² =


+

=


+

=


=

So it is a right triangle
i don’t know your choices but this is the answer i got: -2(9x-10)
Answer:
460
Step-by-step explanation:
5%(calculated %)of what number equals 23?
Answer is 460
I hope it's helpful!