Can you please help me with number 3

17in

Step-by-step explanation:

a^2+b^2=c^2 <---- formula

so...

c^2=8^2+15^2

c^2= 289 (but you only want c by its self so you need to square root it on both sides because what you do on one side you do the same on the other)

=

c= 17 inch

thus the answer is 17 inches

answer: y=0 if that is what u r looking for

if you are looking for the unit rate then the answer would be 9 because unit rate is distance divided by time.

step-by-step explanation: