If (2, -7) and (8, 15) are the endpoints of a diameter of a circle, what is the equation of the circle?
A)
(x+ 5)2 + (y + 4)2 = 60
B)
(x - 5)2 – ( - 4)2 = 80
(x - 5)2 - (y + 4)2 - 110
D)
(x - 5)2+ - 4)2 - 130

Why might a single rock layer exhibit different types of sedimentary rocks within it? view available hint(s) why might a single rock layer exhibit different types of sedimentary rocks within it? such a rock layer, termed a facies, when traced laterally represents a variety of depositional environments that formed in a sequence over time. such a rock layer, termed a facies, when traced laterally represents a single depositional environment that formed over time. such a rock layer, termed a facies, when traced vertically represents a variety of depositional environments that formed at the same time across a broad area. such a rock layer, termed a facies, when traced laterally represents a variety of depositional environments that formed at the same time across a broad area. such a rock layer, termed a facies, when traced vertically represents a variety of depositional environments that formed in a sequence over time.