It depends what shape it is. A triangle is equal to 180 degrees. That square at the top of the triangle means 90 degrees. 48+90=138 138-180=42. So your answer is D.
Try using the app photo math, it’s really helpful
Answer:
during the 1820s and 1830s, various reform groups, such as anti-slavery organizations, spread across the U.S. With Burn’s vote, the 19th Amendment was ratified.:
based on my research, it must be c. plush conditions