Vertical angles are always the same size. if they are supplementary the measures must add to 180. 180/2=90. vertical angles are supplementary only when they are right angles, our 90°
Answer:
Option B.
Step-by-step explanation:
If a quadratic equation is defined as
.... (1)
then the quadratic formula is

The given equation is

It can rewritten as
.... (2)
On comparing (1) and (2) we get

Using quadratic formula we get



Therefore, the correct option is B.
32 because 8 inches x 4 sequins per inch is 32 sequins
Hope i helped
Answer:
What percentage of gold is in the new alloy after the recasting? 4
Step-by-step explanation:
(80/5)*(1/5)/80=0.04