Don’t understand it, helppp

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

|y + 2| > 6 {y|y < -8 or y > 4} {y|y < -6 or y > 6} {y|y < -4 or y > 4}