lucyguzman lucyguzman 19-01-2021 Mathematics contestada A triangle with a base of 9 meters has an altitude of 12 meters. Which would give the area of the triangle? A. 3.14 X 9 X 12 B. įx9x12 C. 2 x (9 +12) D. 2 x 9 x 12 OE x9x 1 x 12