Area of square = l*w
Area of circle = pi*r^2
Area of grass = (l*w) - (pi*r^2)
Answer:
angle A=30°
Step-by-step explanation:

Answer:
74 i think
Step-by-step explanation:
Subtracting a negative means that you will add the number. Convert the symbols to get the following:
y + 10 = 12
Subtract 10 from both sides.
y = 2