Answer:
1) y = 30x (same thing as y = 30x + 0)
2) y = 24x (same thing as y = 24x + 0)
3) 270
4) 216
Step-by-step explanation:
Hope this helps :)
Answer:

Step-by-step explanation:
Given:


The attachment completes the question
From the attachment, the slope of the line was calculated as:

This step is inaccurate because the slope of a line is calculated using

Which gives



The line equation is then calculated using:

Substitute values for m, x1 and y1


Open bracket

Make y the subject

Answer:
r = 

Is this a live test question or a homework question?
Step-by-step explanation:
the radius is the distance between (3, 2) and (5, -2)
= 
= 
= 4 + 16 = 20
r = 
Equation of circle: 
Answer:
tan(α) = 89.468
Step-by-step explanation:
90 - 0.532