What are the different ways that we know whether an image is a reflection of pre- image when there are no coordinates or when there are coordinates

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?