Name__________________________

AREA OF A TRIANGLE #1--KEY

Directions: Find the area of each triangle. The formula to calculate the area of a triangle is Area = ½ x length of base x vertical height. Write your answer in the space provided.

1) 2) 3)

4 cm 6 cm 8 cm

8 cm 8 cm 8 cm

Area______16________ Area ______24_______ Area_______32______

4) 5) 6)

2 in 2 in 2 in

2 in 5 in 7 in

Area_______2______ Area _______5______ Area________7_____

7) 8) 9)

3 ft 9 ft 1 ft

6 ft 8 ft 14 ft

Area_______9______ Area _______36______ Area______7_______