Centroids - POE 22 23

What is Centroid Principle?

• Point of Applied force caused by gravity

• Theoretical Calculations

• Supercenter

• Neither

Centroid of a square?

• Center of Square

• perpendicular bisector

• Located a distance of 1/2 its height and base

• angle bisector

What is the centroid representing?

• The object's center of gravity.

• The object's dimensions.

• The object's X and Y.

• The object's shape.

Centroid of a Right Triangle?

• Incenter

• Centroid

• Pythagorean Theory

• Located a distance of 1/3 of its height and base

What is the centroid of the following object?

• X=1.27 in, Y=3 in

• X=3 in, Y=1.27 in

• X=3 in, Y=3 in

• X=2.55 in, Y=3 in

Answer explanation

Formula is 4r / 3(pi)

Area of a square?

• Base x Height

• Side ²

• Middle Point

• None of the list

Area of a rectangle?

• Width * Height

• Middle Point

• 1/2 Base * Height

• Not in list

Area of a circle?

• Circumcenter

• πr²

• Middle Point

• Not in list

Area of a triangle?

• circumcenter

• ⅓ (side)

• ½ (base)(height)

• Not in list

What is the symbol for Centroid?

• Ψ

• Θ

• ⊗

•