Idon't know how to answer this ridiculous question me

Iwill give brainliest only if your correct the words subsequent and submerge both contain the prefix sub. based on this information, what does the prefix sub most likely mean? a) under or secondary b) true or verifiable c) tricky or difficult d) around or centered on

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles