Find the surface area of the solid figure represented by the given net.

Solve: 3x+y=6 4x-2y=18 show all work !

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

Abcd is a square. what is the measure of angle bac