Which sequences are geometric? Select three options. –2.7, –9, –30, –100, ... –1, 2.5, –6.25, 15.625, ... 9.1, 9.2, 9.3, 9.4, ... 8, 0.8, 0.08, 0.008, ... 4, –4, –12, –20, ...

step-by-step explanation:

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

my guess is

step-by-step explanation: