X/7-3>8 i have no idea what this is lol!!

What is a graph with a never ending line called?

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

What is the radius of the cone in the diagram? round your answer to the nearest whole number