1st question: Are the angles adjacent or vertical?
2nd question: Find the value for x. m ​

Asquare parking lot has 6,400 square meters what is the length in meters

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

What is the ratio fraction form of 25: 9