Answer:
Step-by-step explanation:
9^2+10^2=c^2
81+100=c^2
181=c^2
=c
Answer:
Your travel time will be 32.71 secs.
Step-by-step explanation:
Let the total distance be x feet.
Speed while walking =
feet per second
Speed on the sidewalk =
feet per second
Therefore, total speed while walking on moving sidewalk =

= 
=
=
Hence, your travel time will be 32.71 secs.
Answer:87
Step-by-step explanation:
19×4=76
76+7=83
83+4=87
First, you would solve the parentheses, then multiplication steps. This would yield you a new expression of (10 - (-11))/(101 - 100). Then, you could use subtraction to get (-11)/(1), or an answer of -11.
Hope this helps!
I Used A Calculator To Get The Answer....So Hopefully It's Right