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Area of Triangles

Area of Triangles. Look at the following parallelogram. 13 cm. 12 cm. What is the area?. A = bh. 15 cm. A = 15 cm X 12 cm. A = 180 cm 2. Look at the same parallelogram. What happens when you divide the parallelogram in half diagonally?.

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Area of Triangles

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  1. Area of Triangles

  2. Look at the following parallelogram. 13 cm 12 cm What is the area? A = bh 15 cm A = 15 cm X 12 cm A = 180 cm2

  3. Look at the same parallelogram. What happens when you divide the parallelogram in half diagonally? How does the area of one of the triangles compare to the area of the parallelogram?

  4. The area of the triangle equals half of the area of the parallelogram. What would the formula for the area of a triangle be? A = bh or A =

  5. What is the area of the triangle outlined in red? A = 15 X 12 13 cm A = 12 cm 2 180 A = 15 cm 2 A = 90 cm2

  6. Find the area of the following triangle. A = 25 X 30 A = 2 30 ft 750 A = 2 25 ft A = 375 ft2

  7. Find the area of the following triangle. A = 3 X 5 A = 2 7 in 15 5 in A = 2 A = 7.5 in2 3 in

  8. Find the area of the triangle. A = 6 X 3 A = 2 3 units 18 A = 2 A = 6 units 9 units2

  9. Find the area of the triangle. A = 6 X 6 A = 7 units 2 36 6 units A = 2 A = 18 units2 6 units

  10. Find the area of the triangle. A = 4 X 5 A = 2 20 A = 2 A = 10 units2

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