Question8-2: MathXL for School: Practice and Problem-soiving ( Part 3 of 4
How can you derive the Law of Cosines for obtuse angle Q? $$x^{2}+h^{2}=p^{2}$$
Use the Pythagorean Theorem to write an equation for $q^{2}$ in terms of $r, x$, and $h$. $$\mathrm{q}^{2}=\square$$ Video Textbook Get more help - Question 14 of 26 Back Next