Answer:
there is no graph.
Step-by-step explanation:

The above is the equation of the parabola and the steps to solve it.
Answer:
The arc length of the partial circle is 
Step-by-step explanation:
we know that
The circumference of a circle is equal to

In this problem we have a 3/4 of a circle
so
the circumference is equal to


we have

substitute


Find the slopes of the sides of the triangles:
Slope of AB = 9
Slope of BC = 1
Slope of CA = -1
The triangle is a right triangle as BC and CA are perpendicular* to each other, which means that angle ACB = 90.
* If a slope is the negative reciprocal of another slope, they are perpendicular
Answer:
$33 336
Step-by-step explanation:
Increase = 30 000 × 0.112
Increase = $3336
New salary = 30 000 + 3336
New salary = $33 336