Area of 2D Shapes

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

• 16 cm

• 16 cm²

• 8 cm²

• 8 square cm 

What units do we use to show area?

• units

• squared units

• cubed units

What is the formula for the area of a trapezoid.

• base x height

• 1/2 base x height

• 1/2 h(b₁ + b₂)

• 1/3 base x height

How is the formula for the area of a triangle related to the formula for the area of a parallelogram?

• The formula for the triangle is the same thing, just cut in half.

• The formula for the triangle is the same thing, just add 2 bases and cut in half.

• They're not related at all.

• They're the same.

What is the formula for the area of a triangle

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

What is the formula for the area of a parallelogram?

• bh

• lw

• s²

• 1/2(bh)

What units do we use to show area?

• units

• squared units

• cubed units

What is the area of a triangle if the base is 10 m, and the height is 4 m?

• 5 cm 

• 8 cm 

• 10 cm 

• 2 m

• 3 m

• 4 m