T2Test Triangle Angle Sums
For #9-11, use the diagram below:
9) What is the value of z?

10) What is the value of x?

11) Which of the following statements are true? Select all that apply.
x = y
y = z
x + y = 180
x+z = 180

T2Test Triangle Angle Sums For 911 use the diagram below 9 What is the value of z 10 What is the value of x 11 Which of the following statements are true Select class=