Find the sum of the series. 5.)A1=2 An=128 r=3
6.) A1=-5 n=10 r=2
7.) A1=1/2 n=14
r=4
8.) A1= 7 An=1414 r=3

answer: just subtact the units and then add the non negative : happy to

step-by-step explanation:

168

step-by-step explanation:

i am pretty sure that the answer is 168

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.

what? that isnt a question

step-by-step explanation: