Answer:
B
Step-by-step explanation:
y-y1=m(x-x1)
y-1=4(x-4)
Answer:

Step-by-step explanation:
Atoms and protons are tricking. they snicks and twix
Answer:
The value of x = 15.
Step-by-step explanation:
As shown in the figure the upper half part is 30° and the lower half part is 4 x.
Also from the figure-
<em>30° + 4 x = 90°</em>
<em>4 x = 90° - 30°</em>
<em>4 x = 60°</em>
<em>x = 60°/4</em>
<em>x = 15°</em>