First you have to find the measurement of the entire line,which will be equal x, than plug in in the equation between L and M
Answer:
choice 3) acute and equilateral
Step-by-step explanation:
Its the 2nd one becuase 2(-1)+2=0 witch is greater than -4.
(a-b)(a+b) because when you reverse the sum you do axa and ax-b xx
