Find the simplest expression for the perimeter of the triangular roof truss.

side 1: 3a+4

side 3: 2a-7

side 2: 9a+11

Find the multiplicative inverse of 8-12i

When y’all answer can y’all explain too !

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given