When dividing by a negative the sign changes to the opposite.
Answer:
Step-by-step explanation:
I’m not too good with this but the answer should be 87.5
2) 
is a rhombus (a parallelogram with perpendicular diagonals is a rhombus)
3) 
bisects 
(diagonals of a rhombus bisect the angles from which they are drawn)
Answer:
c =3
Step-by-step explanation:
4c = 12
Divide each side by 4
4c/4 =12/4
c = 3
Hi,
c=4, b=2, a²=b²+c²==> a=2√5
