The graph above shows a line of best fit for data collected on the salary of employees based on their time with a company. What is the equation of the line of best fit?
A= 3,125x + 30,000
B=5/4x+ 29,375
C=3,125x+29375
D= 5/4x+30,000

What is the difference between regular convex and concave polygons

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?