Supply the missing reason for statement 4 in this two-column
proof.
given: alb, c|| d
prove: 21= 23
a. vertical angles are congruent.
b. alternate interior angles theorem
c. same-side interior angles theorem
d. corresponding angles theorem

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

For a particular set of atmospheric conditions, the function y z 349 models the frequency, y, in waves per second, of sound waves with a wavelength of y meters a note played on a guitar has a frequency of 440 waves per second. to the nearest centimeter what is the wavelength of the note? centimeters