ACT SAT Prep How to determine the area of a base from a word problem

The video tutorial explains how to find the area of the base of a cylindrical can using a square label with a side length of 8 inches. The label wraps around the can without overlap, indicating the circumference of the base. The tutorial covers understanding the shape of the base, calculating the circumference, finding the radius, and finally determining the area using the formula for the area of a circle.

What is the shape of the base of the cylindrical can?

• Triangle

• Square

• Rectangle

• Circle

If the side length of the square label is 8 inches, what is the circumference of the base of the can?

• 8 inches

• 4 inches

• 32 inches

• 16 inches

What is the formula for the circumference of a circle?

• 2πR

• R²

• πR²

• πD

How do you calculate the radius of the base if the circumference is 8 inches?

• Divide 8 by π

• Divide 8 by 2π

• Multiply 8 by π

• Multiply 8 by 2π

What is the area of the base of the can in terms of π?

• 16π

• 8π

• 16/π

• 8/π