If you draw out lmno as a parallelogram, then lo is always going to be opposite of nm which means they are equal to each other. nm = ol or x+11=2x+4 or 7 = x, then nm = ol = 18...
Answer:
I think that the answer is a
Calculating the area and the perimeter The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle.
Answer:
Proved Below
Step-by-step explanation:
Hence, Proved that 
is equivalent to 
.
Notice how if you rotate and reflect the quadrilateral, you'll end up with angle F corresponding to angle S and angle C corresponding to angle T.
So A) angle F = angle S
