Answer:

Step-by-step explanation:
The formula for the area of rectangle is length times width:

Use FOIL method:

Answer:
you take the remainder and put it as a decimal.
Step-by-step explanation:
Answer:
118
Step-by-step explanation:
the length ED is equal to EC
so
the angle is also the same
that's mean the angle ECD is equal to 31
then to find the another angle just do like this
=180–31–31
=118