Which equation is correct regarding the diagram of circle O?
b
O mZXZY = (a + b)
o mZXZY = }(a-6)
OY = (a+b
O mZXOY = (2-6
X
OmZXOY
N

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Acar loses a quarter of its value every year. it is originally worth $35,000. to the nearest dollar, how much will the car be worth in 8 years?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?