Answer:
Picture 1:
Area of cemicircle 2 π = 6.28 sq.m (approximately)
Total area of figure = 24+6.28= 30.28 sq.m (approximately)
Picture 2:
area of rectangle = 256 sq.m
Area of triangle = 32 sq.m
Total area of figure = 288 sq.m
Picture 3:
Area of top rectangle = 2 sq ft
Area of bottom rectangle = 15 sq ft
Total area of figure = 17 sq ft
Picture 4:
Area of rectangle = 28 sq ft
Area of triangle = 6 sq ft
Area of shaded region = 22 sq ft