Answer:
1/2
Step-by-step explanation:
Other answers ; 0.5,2^-1
C) (x-2)(x+3)
x^2+x-6=(x-2)(x+3)
Because (x-2)(x+3)=x^2-2x+3x-6=x^2+x-6.
acute angle : C
reflex angle : B
right angle : D
obtuse angle : A