Step-by-step explanation:
Answer is in the pic above
Answer:
x = 4
x = -1
Step-by-step explanation:
well, it's isosceles so use base angles theorem
the top angle is also x
90 + 2x = 180
subtract 90 from both sides
2x = 90
divide both sides by 2
x = 45 degrees
Notice that we can calculate the area of the square and the rectangle separately to get the following:

therefore, the total area is 27 in^2