IDNLearn.com: Where your questions meet expert advice and community insights. Discover in-depth answers from knowledgeable professionals, providing you with the information you need.
Answer:
x = 20 degrees
Step-by-step explanation:
We know this because angles next to each other in parallelograms add up to 180 degrees, so if we create an equation, 3x + 120 = 180 meaning that 3x = 60, which means that x = 20 degrees.