Chapter 8 Area Formulas

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)

When measuring area, what label do you use?

• units

• units²

• units³

Area of Triangle

• 1/2 (b1 +b2)h

• b*h

• 1/2 b * h

• l*w*h

Area of a Trapezoid

• 1/2 b*h

• 1/3 b*h

• 1/2 (b1+b2)h

• 1/2 l*w*h

The space inside an 2-D object is called its ____________________.

• area

• perimeter

• volume

• circumference

Find the area of the square.

• 49 mi²

• 28 mi²

• 14 mi²

• 21 mi²

What is the area of a square with a side length of 4 cm?

• 1 cm2

• 16 cm2

• 8 cm2

• 2 cm2

When finding the area of a parallelogram, you should:

• Add the base and height, then divide by two

• Multiply the base and height, then divide by two

• Find the sum of the base and height

• Find the product of the base and height