Answer:
right angle
Step-by-step explanation:
the little box in the corner tells you it's a rights angle
1,2,5 No 3,4 Yes
x(x^2-5) No
x(x^2-25x) No
x(x^2-25) Yes
x(x+5)(x-5) Yes
x(x-5)^2 No
No idea
Their LCM is
70
hope it helps you.