In triangle ABC below, find the measure of the Exterior angle BCD.
A.112°
B.128°
C.136°
D.148°
Show the solution pls
A.112°
B.128°
C.136°
D.148°
Show the solution pls
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Answer:
D. 148°
Step-by-step explanation:
Step 1:
180 - 120 = 60°
180 - 92 = 88°
Why 180? because it is the internal angles that adds up to 180°
Step 2:
60 + 88 = 148°
∴, ∠BCD is equal to 148°