Answer:D.51
Step-by-step explanation:180-68-61=51
Answer:
B
Step-by-step explanation:
Answer:

Step-by-step explanation:
Square ABCD is inscribed in a circle with center P such that BC = 5 units.
BD will be diagonal of the square as well as diameter of the circle.


-> Diameter of the circle 
-> Radius of the circle 





Answer:
6:55 A. M. is the latest time he can leave his house
Answer:
r=12
Step-by-step explanation:
Look, we can reverse the problem to get 23-11=r. This means that r=12.