In triangle CHR, O is on line HR, and D is on line CR so that angle H is congruent to angle RDO if RD equals 6 and OH equals 4 what is the length of line CD

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0