Name Pox Perez envision 9-2 Additional Practice Isosceles and Equilateral Triangles For Exercises 1 and 2, find the unknown angle measures in each triangle. 1 . J= 125 2. S= T = (9x + 4) 180-125=55 For Exercises 3 and 4, find the lengths of all sides of each triangle. 3. 29 4x + 1 =1.75 7x - 1 3x + 4 For Exercises 5-7, use AABC to find the missing measures. 5. LDAC 6. AB D 7. BC For Exercises 8-10, use the diagram to find the missing angle measures. 8. ZPTQ 9. ZQTR 10. ZPTS 11. Understand What is the measure of ZJKL? Explain. 12. Apply When a stepladder is placed as shown, 580 is it possible for the lower ends of the ladder to be 12 feet apart? Explain. 12 ft 12 enVision Integrated Mathematics I . Teaching Resources