**Answer** - 30 cm
To find the area of a triangle, you use the formula (h*b)/2, as a triangle is basically half of a quadrilateral (height * base makes the quadrilateral, divide that by two u get the drift yk yk) so for this the height is 6 and our base is 10. 6*10 = 60, 60/2 is 30. hope this helped!