Classify the figure as precisely as possible.

Square
What is the sum of the exterior angles of a 150-sided shape?
360 degrees
Without using new variables, find the coordinate for D:

D(a, 0)
Find the value of the variable

What is the sum of the interior angles of a octagon?
1,080 degrees
Without using new variables, find the coordinate for E:

E (b,c)
Find the value of the variable:

x = 20
Find the values of the variable in the figure below:

m = 18
Without using new variables, find the coordinate for D:

D (0, b)
The figure below is a parallelogram. Find the value of m and n:

m = 5
n = 6
Find the value of the variable in the figure below:

x = 60
Without using new variables, find the coordinate for E:

E (a,0)
Find the value of the variables:

x = 33
y = 81
Find the value of the variables in the figure below:

x = 8
y = 34
Find the midpoint of segment EF:

Midpoint = (b, c/2 )