Area of Triangles

What would the area of this square be?

• 2 cm squared

• 1 cm squared

• 3 cm squared

Will the formula A = L x W work for rectangles? If so, what's the area?

• No, it only works for squares and parallelograms

• Yes, the area is 6 centimeters squared

• Yes, the area is 8 centimeters squared

What's the area?

• 2 x 1/2 = 1 cm squared

• 2 x 1/2 = 2 cm squared

• 2 x 1/2 = 2 and 1/2 cm squared

What's the area of one of the triangles?

• 6 meters squared

• 8 meters squared

• 12 meters squared

What's another way you could write the formula for finding the area of a triangle?

• (B x H)

• (B x H) / 2

• (B x H) x 2

What's the area of the triangle? 

• (8 x 5) / 2 = 40 / 2 = 20 meters squared

• (8 x 5) x 2 = 40 x 2 = 80 meters squared

• (8 x 5) / 2 = 20 / 2 = 10 meters squared

What's the area of the triangle?

• (4 x 7) / 2 = 14 / 2 = 7 square inches

•  (7 x 4) =  (28) = 56 square inches

•  (7 x 4) =  (28) = 14 square inches