Hello,
(-5x-3)(-5x+
3) = (-5x)² - 3²
CML must be an obtuse angle.
Since CMW and WML together form CML, and CMW is a right angle, then CML must be larger than a right angle, which makes it obtuse.
Answer:
12.5
Step-by-step explanation:
4+21=25
25/2=12.5