11a.
12a-1a=11a is same thing as 12a-a
Answer:
450 m²
Step-by-step explanation:
Area of a circle: 
r is radius and we need to divide the diameter value by 2 to obtain the radius
= 24 / 2 = 12m
Area of a circle = 
= 452.57
≈ 450 m²
Answer:
2,893
Step-by-step explanation:
divide 3 by 8679
hope this helps:)
The answer is 1,635 cause 33 times 50 is 1,650 then subtract 15 from 1,650. That's easy bro I'm in 5th grade and I know that.