Perimeter and Area of Triangles and Quadrilaterals

​ (a)   ​ is the distance around a polygon.

• Perimeter

• Area

• Volume

I'm putting up a border around my billboard, what do I need to measure?

• Area

• Perimeter

Find the perimeter of the triangle.

• 16.5 cm

• 13.4 cm sq

• 13.4 cm

• 15.8 cm

Find the perimeter of this triangle.

• 12 in

• 22 in

• 18 in

• 24 in

Find the area of the following figure. 

What formula would you use to find the area?

• A = bh

• A = 1/2 bh

• A = 1/2 h (b₁+b₂)

• A = lw

What is the perimeter of the trapezoid?

• 21 in

• 210 in

• 17 in

What is the perimeter?

• 16

• 15

• 14

• 17

What is the area of this figure?

• 48 square units

• 24 square units

• 60 square units

• 30 square units

What is the perimeter of this polygon?

• 39 in

• 24 in

• 105 in