10.3 30 o – 60 o – 90 o Triangles. Textbook pg 549. Short leg across from 30 0 angle Long leg across from 60 0 angle Hypotenuse = short leg * 2 Long Leg = short leg. 30 0. short leg * 2. short leg. 60 0. short leg. Solve for x Hypotenuse = short leg * 2. 30 0. X. 60 0. 7. - PowerPoint PPT Presentation