Area of Triangles, Quadrilaterals & Polygons

Which of the following shapes is a quadrilateral?

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Polygons with three sides are called ________.

A polygon

• has straight lines

• is closed

• has curved lines

• has more than three sides

• has at least three sides

What formula is used to find the area of the figure?

What is the area of this figure?

• 48 square units

• 24 square units

• 60 square units

• 30 square units

This formula is used to find the area of what polygon?
A = bh / 2

• Parrallelogram

• Triangle

• Rectangle

• Square

What formula would you use to find the area?

• A = bh

• A = 1/2 bh

• A = 1/2 h (b₁+b₂)

• A = lw

Find the area.

• 60 in

• 60 in²

• 50 in

• 50 in² 

Calculate the area of the shape.

• 108 cm sq

• 60 cm

• 432 cm sq

• 216 cm sq

Which formula would you use to find the area of a triangle?