a) second and last one : 32x - 24 and 8*4x - 8*3
b) first and third one : 22y and 7y + 15y
pls mark brainliest!!
Answer:
0.92
Step-by-step explanation:
Answer:
2083
Step-by-step explanation:
Every yard is 3 feet so divide 6243 ft by 3 to get your answer

Hope I helped! :)
Answer:

Step-by-step explanation:
Circumference of the column 
Circumference of a circle
Therefore:

Area of a Circle 
Since radius of the cross section of the column =9 meters
Area of the cross section of the column
