Answer:
Step-by-step explanation:
area of square=l^2
=12^2
=144 in.^2
16 m
x = 84
Sum of angles around a point = 360
Sum of given angles = 132+54+90 = 132+144 = 276
So, x must cover the angle remaining from 276 to form 360, which is
360-276 = 84degrees.
Hope this helps
