Attempt following question by selecting a choice to answer.
B
Find the measure of
∠x.cccc BBBBA.
B60
B.
B130
C.
B120
D.
B135
BB
D
Step 1: [Straight angle.]45° + ∠x = 180°.
Step 2: [Subtract 45° from each side.]
∠x = 180° - 45° = 135°
Step 3: The measure of ∠x = 135.