1nanosecond = 1 blank of a blank? fill in the blanks.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Is the square root of 4 plus the square root of 16 rational?

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.