Solve this quadratic equation. x^2 + 2x - 22 = 0 the answer will look something like x=(5-√76) but obviously that's not the answer.

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.

If chord ab is congruent to chord cd, then what must be true about ef and eg?

This is about circle theorems. someone asap : (