Composite Figures and Area Calculations Quiz

What is a composite figure?

• A shape made up of only one shape

• A shape that cannot be divided

• A shape made up of two or more shapes

• A shape with no area

How do you calculate the area of a rectangle?

• Base divided by height

• Base times height

• Base plus height

• Base minus height

What is the formula for the area of a triangle?

• Base plus height divided by two

• Base times height divided by two

• Base times height

• Base minus height

In the formula for the area of a triangle, why is base times height in parentheses?

• To indicate subtraction

• To indicate addition

• To indicate division before multiplication

• To indicate multiplication before division

What is the formula for the area of a circle?

• Pi times diameter

• Pi times radius

• Pi times radius squared

• Pi times diameter squared

How do you find the radius of a circle if you know the diameter?

• Multiply the diameter by two

• Divide the diameter by two

• Subtract two from the diameter

• Add two to the diameter

In Example 1, what is the first step to find the area of the composite figure?

• Subtract the areas of all shapes

• Multiply the areas of all shapes

• Break the figure into multiple shapes

• Add the areas of all shapes

In Example 1, how is the height of the triangle determined?

• By adding the height of the rectangle

• By subtracting the height of the rectangle from the total height

• By dividing the height of the rectangle

• By multiplying the height of the rectangle

In Example 2, what is the area of the rectangle?

• 100 cm²

• 150 cm²

• 200 cm²

• 250 cm²

In Example 2, how is the area of the semi-circle calculated?

• By dividing the area of the circle by two

• By subtracting the area of the circle

• By adding the area of the circle

• By multiplying the area of the circle by two