Matching Area Formulas to 2-D Figures

Which formula cannot be used to find the area of a square?

• bh

• lw

• s²

• 1/2(bh)

What is the formula for the area of a rectangle?

• lw

• 1/2*h(b1+b2)

• 3.14(r)

• s²

What is the formula for the area of a trapezoid?

• A=lw

• A=bh

• A= 1/2(h)(b1+b2)

• A=pi(r²)

Area of a Parallelogram

• A = 1/2h(b1 +b2)

• A = bh

• A = 1/2bh

The flooring of a convention center is pictured. What is the area of the floor below the stage?

• 18000

• 12000

• 30000

• 15000

Give the most precise name of the figure and the correct formula(s) to find the area.

• Triangle

• Trapezoid

• 
• 
• 

The area formulas for many 2-dimentional figures can all be derived from the area formula of what shape?

• Rectangle

• Kite

• Decagon

• Trapezium

Give the most precise name of the figure and the correct formula(s) to find the area.

• Kite

• Trapezoid

• 
• 
• 

Area of a Rectangle

• A = 1/2h(b1 + b2)

• A = bh

• a = 1/2bh

What is the formula for the area of a triangle

• A=bh

• A=lw

• A=s²

• A=1/2(bh)