Answer:

Step-by-step explanation:
Slope-intercept from is:

m is the slope and b is the y-intercept. Insert slope:

The y-intercept is at point (0,4). The y-intercept is when x equals 0, so take the value of y and insert into the equation:

Finito.
Answer:
B
Step-by-step explanation:
find the area of the rectangle and then find the area of the semi circle, then add the 2 together
The second shape is double the first so you would do AB = 2 and then times by 2 as its double and you will get 4
answer = 4
Answer: 314 mm
Step-by-step explanation:
Area of a circle is π*r^2
r is radius and π is 3.14
here the radius is 10
3.14 * 10^2 = 3.14 * 100 = 314