She has to 40 more laps. 50% is a half, so 40 is half of something. so you are dividing 40 by a half, which is 80. half of 80 is 40.
Answer:
A) 22 units
Step-by-step explanation:
Count the lines between the vertices. Each square unit you cross is 1 unit.
I don't know if I really explained this too well, but I hope it helps.
The answer is g. U need to find the domain to be able to solve all your other steps.
If
is a zero of
, then we can write

for another polynomial
.
Note that
. Then

so that
is a root of
.
The given angle is in radians and has to be converted into degrees.
To convert a radian measure to degrees multiply it by 180/π
Angle in radians =

Angle in degrees will be:
Therefore, the measure of the given angle in degrees will be 257/2