Answer:
perpendicular
Step-by-step explanation:
(perpendicularity) is the relationship between two lines which meet at a right angle (90 degrees).
Answer:
89.44
Step-by-step explanation:
using the Pythagorean Theorem: 

120 is the hypotenuse so it would be c in the equation.
To solve, I simplified and isolated the variable. I got the square root of 8000 simplified (but idk how to write that out lol)
This answer is closest to 89.44
*Hope this helped! Have a great day/ night wherever you are! : )*
Answer:
DF = 3
m<B = 28 degrees
Step-by-step explanation:
Hope that helps!
Answer: Irrational
Step-by-step explanation:
(7)^2-4(5)(-6)=
49+120=169 is the answer