Answer:
If a passing score is equal to or greater than 0.6, then all four students passed the test.
Step-by-step explanation:
In this problem, represents the sea level. Since Dominic is feet below the surface (sea level), his current location is at feet.
The same concept can be applied to Karen, who is at feet.
We need to find who is lower, or farther below . This means the answer is .
we know that
An isosceles triangle has two equal sides and two equal angles
so
The perimeter of triangle is equal to
Eliminate parenthesis
Combine like terms