Answer:
50.2 square cm
Step-by-step explanation:
Diameter = 8 cm
Radius = 8/2 = 4 cm

Y=-2x+4 and y=-2x-5 (mark brainliest plss)
Answer:
b. The supplements of congruent angles are congruent
Explanation:
Note that

is a supplement of

and

is a supplement of

.
Since

,

because
the supplement of the congruent angles are congruent.
Answer:
Step-by-step explanation:
The horizontal asymtote is when there are no solutions for x, so it is when y = -10.
This is because when y = -10, 0.8^x must be 0, but this is impossible. You can test this by trying 4^x/5^x. It will get super small, but never 0.