Answer:
I think is A but check it just in case
Step-by-step explanation:
Answer:
21x^2-2x+1
Step-by-step explanation:
The area of shaded region= The area of the floor - area of the identical islands
The area of shaded region=(5x+1)^2-2*(2x)(x+3)=25x^2+1+10x-4x^2-12x=21x^2-2x+1
514 divided by 28 equals 18.3571429
Answer:Diameter
Step-by-step explanation:The diameter is how far away one point on a circle is from another point straight across on a circle.